Question
hi, pls check my work asap!
1. A ___ has a definite shape and a definite volume. (1 point)
solid***
liquid
gas
molecule
2. Why is a gas able to flow?
(1 point)
Its particles have melted and can move around.Its particles have high viscosity and can move around.
Its particles have enough energy to move around.***
Its particles have enough pressure to move around.
3. Which of the following is true about the viscosity of liquids?
(1 point)
Liquids with high viscosity do not flow as well as liquids with low viscosity.
Liquids with high viscosity flow better than liquids with low viscosity.
Liquids with high viscosity do not resist flow any more than liquids with low viscosity.
Water is a good example of a liquid with high viscosity.
4. In a(n) ___, the particles form a regular, repeating pattern. (1 point)
viscous liquid
melting liquid
amorphous solid
crystalline solid***
help asap!
sry but i don't know the 3rd one:(
thanx in advance
1. A ___ has a definite shape and a definite volume. (1 point)
solid***
liquid
gas
molecule
2. Why is a gas able to flow?
(1 point)
Its particles have melted and can move around.Its particles have high viscosity and can move around.
Its particles have enough energy to move around.***
Its particles have enough pressure to move around.
3. Which of the following is true about the viscosity of liquids?
(1 point)
Liquids with high viscosity do not flow as well as liquids with low viscosity.
Liquids with high viscosity flow better than liquids with low viscosity.
Liquids with high viscosity do not resist flow any more than liquids with low viscosity.
Water is a good example of a liquid with high viscosity.
4. In a(n) ___, the particles form a regular, repeating pattern. (1 point)
viscous liquid
melting liquid
amorphous solid
crystalline solid***
help asap!
sry but i don't know the 3rd one:(
thanx in advance
Answers
Liquids with high viscosity do not flow as well as liquids with low viscosity.
honey - high viscosity
water - low viscosity
honey - high viscosity
water - low viscosity
1,2,and 4 is correct and number 3 is A.
1:a
2:3
2:3
1. A
2. C
3. A
4. D
I made a 100%
2. C
3. A
4. D
I made a 100%
8th grader is right
Thank you, 8th grader! 100%!! =)
Thanks 8thGrader! I got a 100%!
I got 100% off of 8thGrader
Thanks 8thGrader
Thanks 8thGrader
1~ A
2~ C
4~D
I got 100%😏
2~ C
4~D
I got 100%😏
Reply to 8thGrader:
He is correct, i got a 100% on the quick check.
He is correct, i got a 100% on the quick check.
Thanks, 8thGrader! Got 100%
Paige you forgot 3 .-. not very smart
#1
1.
Use the diagram to answer question 1.
description: particles have enough energy to break free from each other and can move around freely; particles spread out in different directions
sketch:
five circles separated from each other in an arrangement that looks like a W
What kind of substance is described?
solid
liquid
gas
molecule
Gas
#2
Equal amounts of thermal energy are applied to a 100 g sample of one substance and a 200 g sample of a different substance. What statement is always true? (1 point)
The temperature of the first substance will rise more than the temperature of the second substance.
The temperature of the first substance will rise less than the temperature of the second substance.
The temperature of the sample with the higher specific heat will rise more than the sample with the lower specific heat.
The temperature of the sample with the lower specific heat will rise more than the sample with the higher specific heat
The temperature of the sample with the higher specific heat will rise more than the sample with the lower specific heat.
#3
The density of an object with a volume of 60.0 mL and a mass of 400.0 g is _____.
0.150 g/mL
2.89 g/mL
5.50 g/mL
6.67 g/mL
6.67 g/mL
#4
Refer to the table below to answer the question.
Densities of Some Common Materials
Material Density (g/cm3)
Air 0.0013
Gasoline 0.7
Wood (oak) 0.85
Water (ice) 0.9
Water (liquid) 1.0
Aluminum 2.7
Steel 7.8
Silver 10.5
Lead 11.3
Mercury 13.5
Gold 19.3
A 54-gram sample of an unknown material has a volume equal to 20 cm3. What is the identity of the substance?
lead
steel
aluminum
mercury
aluminum
#5
An ice cube, a glass of cold water, and a swimming pool are each exposed to the same amount of sunlight on a hot day. After five minutes, the ice cube is melted and the cold drink is two degrees warmer, but the temperature of the swimming pool remains unchanged. What is the best explanation for these observations? (1 point)
The ice cube has a higher heat capacity than the glass of water and the pool.
The ice cube has a lower heat capacity than the glass of water and the pool.
The ice cube and the glass of water have higher heat capacities than the swimming pool.
The ice cube and the glass of water have lower heat capacities than the swimming pool.
The ice cube and the glass of water have lower heat capacities than the swimming pool.
Awesome
#1
A banana turning brown when exposed to the air is an example of (1 point)
a heterogeneous mixture.
vaporization.
a chemical change.
an amorphous solid.
a chemical change.
#2
A puddle of water on the sidewalk evaporates and becomes water vapor. The water vapor travels through the air and comes into contact with a cold mirror. What happens next? Choose all that apply.
It becomes a solid.
It becomes a liquid.
The molecules gain energy.
The molecules lose energy.
Becomes a liquid
Loses energy
#3
Why did a portion of the tabletop get cold when Natasha placed her cold drink on the table?
The table’s molecules were vibrating more slowly in that area
The table’s molecules had spread further apart in that area.
The table’s molecules had gained energy in that area.
The table’s molecules had become free of each other in that area.
The table’s molecules were vibrating more slowly in that area
#4
What fact does Antoine Lavoisier’s work show?
The overall mass before a reaction is equal to the overall mass after a reaction.
#5
How do liquid water, ice, and water vapor differ from one another?
They are different states of matter.
No kidding!
#1
Use the chart to answer question
Oxygen (O2)
Carbon dioxide (CO2)
Water (H2O)
contains 2 oxygen atoms per molecule
contains 2 oxygen atoms per molecule
contains 1 oxygen atom per molecule
gas at room temperature
gas at room temperature
liquid or gas at room temperature
flammable
not flammable
not flammable
A student compared some chemical and physical properties of three pure substances. Her data are recorded in the chart above. What is a logical conclusion the student can draw about pure substances?
Unselected answer Pure substances have the same chemical and physical properties.
Unselected answer Pure substances have the same chemical properties, but different physical properties.
Pure substances have the different chemical properties, but the same physical properties.
Unselected answer Pure substances have different chemical and physical properties.
Pure substances have different chemical and physical properties.
#2
Carl crumpled a piece of paper before throwing it into the trash can. Which is true about the paper after it was crumpled? (1 point)
Unselected answer Its weight changed.
Its mass changed.
Unselected answer Its form changed.
Unselected answer Its density changed.
Its form changed.
#3
A B
melt 1 cup of butter brown the meat in a frying pan
chop an onion boil 6 eggs
mix ingredients in a large bowl bake at 350 degrees
Kendra was looking at recipes in a cookbook. She divided some of the steps of a recipe into two columns. How would you label each column? (1 point)
Unselected answer Column A shows sublimation; column B shows vaporization.
Unselected answer Column A shows vaporization; column B shows sublimation.
Unselected answer Column A shows physical changes; column B shows chemical changes.
Column A shows chemical changes; column B shows physical changes.
Column A shows physical changes; column B shows chemical changes.
#4
A property of matter describes its ability to change into different substances.
Chemical Property
#5
cracker snack mix
This is an example of what kind of mixture?
Heterogeneous
Sweet!
#1
The ratio of the mass of a substance to its volume is called ___.
Density
#2
A ___, such as H2SO4, is a symbol that shows the elements in a compound and the ratio of atoms.
Formula or Chemical Formula
#3
When molecules of water vapor in the air come into contact with a cold can of soft drink, they lose energy, slow down, and form a liquid due to a decrease in ___.
Temperature
Decrease in heat energy
#4
The contents of a can of air freshener are gaseous when sprayed, but remain a liquid while in the can due to ___.
Pressure
#5
A ___ is two or more substances that are together in the same place but are not chemically combined.
Mixture
#1
When exposed to the same amount of heat for the same amount of time, a 3 g sample of copper will experience a greater temperature change than a 12 g sample of copper due to its smaller ___.
Mass
#2
A property of matter that can be observed without changing the matter into a new substance is known as ______.
Physical Property
#3
A substance made of two or more elements chemically combined in a set ratio, or proportion, is called a ___.
Molecule of a compound
i cannot do the last two for you you have to do it alone thank you have fun.
1.
Use the diagram to answer question 1.
description: particles have enough energy to break free from each other and can move around freely; particles spread out in different directions
sketch:
five circles separated from each other in an arrangement that looks like a W
What kind of substance is described?
solid
liquid
gas
molecule
Gas
#2
Equal amounts of thermal energy are applied to a 100 g sample of one substance and a 200 g sample of a different substance. What statement is always true? (1 point)
The temperature of the first substance will rise more than the temperature of the second substance.
The temperature of the first substance will rise less than the temperature of the second substance.
The temperature of the sample with the higher specific heat will rise more than the sample with the lower specific heat.
The temperature of the sample with the lower specific heat will rise more than the sample with the higher specific heat
The temperature of the sample with the higher specific heat will rise more than the sample with the lower specific heat.
#3
The density of an object with a volume of 60.0 mL and a mass of 400.0 g is _____.
0.150 g/mL
2.89 g/mL
5.50 g/mL
6.67 g/mL
6.67 g/mL
#4
Refer to the table below to answer the question.
Densities of Some Common Materials
Material Density (g/cm3)
Air 0.0013
Gasoline 0.7
Wood (oak) 0.85
Water (ice) 0.9
Water (liquid) 1.0
Aluminum 2.7
Steel 7.8
Silver 10.5
Lead 11.3
Mercury 13.5
Gold 19.3
A 54-gram sample of an unknown material has a volume equal to 20 cm3. What is the identity of the substance?
lead
steel
aluminum
mercury
aluminum
#5
An ice cube, a glass of cold water, and a swimming pool are each exposed to the same amount of sunlight on a hot day. After five minutes, the ice cube is melted and the cold drink is two degrees warmer, but the temperature of the swimming pool remains unchanged. What is the best explanation for these observations? (1 point)
The ice cube has a higher heat capacity than the glass of water and the pool.
The ice cube has a lower heat capacity than the glass of water and the pool.
The ice cube and the glass of water have higher heat capacities than the swimming pool.
The ice cube and the glass of water have lower heat capacities than the swimming pool.
The ice cube and the glass of water have lower heat capacities than the swimming pool.
Awesome
#1
A banana turning brown when exposed to the air is an example of (1 point)
a heterogeneous mixture.
vaporization.
a chemical change.
an amorphous solid.
a chemical change.
#2
A puddle of water on the sidewalk evaporates and becomes water vapor. The water vapor travels through the air and comes into contact with a cold mirror. What happens next? Choose all that apply.
It becomes a solid.
It becomes a liquid.
The molecules gain energy.
The molecules lose energy.
Becomes a liquid
Loses energy
#3
Why did a portion of the tabletop get cold when Natasha placed her cold drink on the table?
The table’s molecules were vibrating more slowly in that area
The table’s molecules had spread further apart in that area.
The table’s molecules had gained energy in that area.
The table’s molecules had become free of each other in that area.
The table’s molecules were vibrating more slowly in that area
#4
What fact does Antoine Lavoisier’s work show?
The overall mass before a reaction is equal to the overall mass after a reaction.
#5
How do liquid water, ice, and water vapor differ from one another?
They are different states of matter.
No kidding!
#1
Use the chart to answer question
Oxygen (O2)
Carbon dioxide (CO2)
Water (H2O)
contains 2 oxygen atoms per molecule
contains 2 oxygen atoms per molecule
contains 1 oxygen atom per molecule
gas at room temperature
gas at room temperature
liquid or gas at room temperature
flammable
not flammable
not flammable
A student compared some chemical and physical properties of three pure substances. Her data are recorded in the chart above. What is a logical conclusion the student can draw about pure substances?
Unselected answer Pure substances have the same chemical and physical properties.
Unselected answer Pure substances have the same chemical properties, but different physical properties.
Pure substances have the different chemical properties, but the same physical properties.
Unselected answer Pure substances have different chemical and physical properties.
Pure substances have different chemical and physical properties.
#2
Carl crumpled a piece of paper before throwing it into the trash can. Which is true about the paper after it was crumpled? (1 point)
Unselected answer Its weight changed.
Its mass changed.
Unselected answer Its form changed.
Unselected answer Its density changed.
Its form changed.
#3
A B
melt 1 cup of butter brown the meat in a frying pan
chop an onion boil 6 eggs
mix ingredients in a large bowl bake at 350 degrees
Kendra was looking at recipes in a cookbook. She divided some of the steps of a recipe into two columns. How would you label each column? (1 point)
Unselected answer Column A shows sublimation; column B shows vaporization.
Unselected answer Column A shows vaporization; column B shows sublimation.
Unselected answer Column A shows physical changes; column B shows chemical changes.
Column A shows chemical changes; column B shows physical changes.
Column A shows physical changes; column B shows chemical changes.
#4
A property of matter describes its ability to change into different substances.
Chemical Property
#5
cracker snack mix
This is an example of what kind of mixture?
Heterogeneous
Sweet!
#1
The ratio of the mass of a substance to its volume is called ___.
Density
#2
A ___, such as H2SO4, is a symbol that shows the elements in a compound and the ratio of atoms.
Formula or Chemical Formula
#3
When molecules of water vapor in the air come into contact with a cold can of soft drink, they lose energy, slow down, and form a liquid due to a decrease in ___.
Temperature
Decrease in heat energy
#4
The contents of a can of air freshener are gaseous when sprayed, but remain a liquid while in the can due to ___.
Pressure
#5
A ___ is two or more substances that are together in the same place but are not chemically combined.
Mixture
#1
When exposed to the same amount of heat for the same amount of time, a 3 g sample of copper will experience a greater temperature change than a 12 g sample of copper due to its smaller ___.
Mass
#2
A property of matter that can be observed without changing the matter into a new substance is known as ______.
Physical Property
#3
A substance made of two or more elements chemically combined in a set ratio, or proportion, is called a ___.
Molecule of a compound
i cannot do the last two for you you have to do it alone thank you have fun.
8th grader id right i got a 4/4
A
C
A
D
C
A
D
Thanks so much, needed answers
Thx 8th grader
1. A
2. C
3. A
4. D
Love you guys ;*
2. C
3. A
4. D
Love you guys ;*
8Th grader and Anonymous are both correct for the connexus science quick check! Trust me, I never lie about answers. It's childish X3
If you're gonna post answers, post WHY they're correct...
A
C
A
D
LeT TEmmIE rULe dA woRLd
C
A
D
LeT TEmmIE rULe dA woRLd
THanks eight grader
Thank you 8th grader so much I really needed that!!!
A. C. A. D.
Also Here are three requirement to an awesome life:
1.Get Wife/Husband
2. Be Awesome at Everything and get famous.
3. RULE THE WORLD
Also Here are three requirement to an awesome life:
1.Get Wife/Husband
2. Be Awesome at Everything and get famous.
3. RULE THE WORLD
thanks so much 8thGrader.
Thanks!
@Mapleshade lol. That's true. Also, don't tell ur bf ur pregnant if ur not (I did it as a joke and he told me not to talk to him anymore, I worked it out with him but still scary asf)
lol cheerleader XP Thanks!!!
#1- A
#2- C
#3-A
#4-D
#2- C
#3-A
#4-D
A
C
A
D
2020
C
A
D
2020
thx mystical 100% 2020 conexxus kid answers!!!!!!!
Thanks 8th grader
1. A. solid
2. C. It's particles have enough energy to move around.
3. A. Liquids with high viscosity do not flow as well as liquids with low viscosity.
4. D. crystalline solid
👍💯
2. C. It's particles have enough energy to move around.
3. A. Liquids with high viscosity do not flow as well as liquids with low viscosity.
4. D. crystalline solid
👍💯
Acdc
acdc is wrong
3rd and mine has 25 questions
Currently in 2021 8th grader is still correct thanks!
8thGrader is correct.
Here's a riddle for fun: What do a dead man a emu and a cruise ship have in common?
And remember: Fear The Riddler.
Here's a riddle for fun: What do a dead man a emu and a cruise ship have in common?
And remember: Fear The Riddler.
1. A. solid
2. C. It's particles have enough energy to move around.
3. A. Liquids with high viscosity do not flow as well as liquids with low viscosity.
4. D. crystalline solid
100% correct for 6th grade Connexus
Credit goes to Mia Mee
2. C. It's particles have enough energy to move around.
3. A. Liquids with high viscosity do not flow as well as liquids with low viscosity.
4. D. crystalline solid
100% correct for 6th grade Connexus
Credit goes to Mia Mee
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