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Questions (160)

When heat energy enters atmosphere is absorbed by water vapor and carbon dioxide. How does this affect the planet? A. The planet
1. 1 answer
2. 46 views
When heat energy enters that atmosphere, it is absorbed by water vapor and carbon dioxide. How does this affect the planet?
1. 1 answer
2. 41 views
In paragraph 11, what does the word imposing mean in the passage how a month of giving can change your life
1. 1 answer
2. 37 views
In paragraph 11, what does the word imposing mean mean?In the passage, a month of giving can change your life
1. 1 answer
2. 39 views
How does the author best developed? The idea that reading is an important part of his life in the passage how a month of getting
1. 1 answer
2. 30 views
What is the mood of the passage the wonderfulWizard of Oz?
1. 1 answer
2. 42 views
What does the point of view in this passage to best show about mole and rat? The passage is the wind and the windows.
1. 1 answer
2. 38 views
Which statement best describes how Lisa feels about the appearance of the rainbow above the lake in the passage, capture the
1. 1 answer
2. 29 views
What is the theme of the passage, capturing the moment?
1. 1 answer
2. 40 views
What is the main theme of the passage“ capturing the moment”
1. 1 answer
2. 39 views
This theory formed the basis of moderate modern astronomy, and also became one of the foundations of the significant revolution.
1. 1 answer
2. 27 views
Which is the meaning of the Greek root TELE
1. 1 answer
2. 62 views
These lines are from the poem and planting thought to take care of scatter seed of love and deep God will which statement best
1. 1 answer
2. 44 views
Which is a result of boundary plates, colliding or sliding past each other
1. 1 answer
2. 45 views
Which statement is correct about the flow of thermal energy inside the earth
1. 1 answer
2. 41 views
Which statement is correct about the movement of the plates that said on top of the mantle
1. 1 answer
2. 62 views
Which layers can S waves go through in the earths layers
1. 1 answer
2. 57 views
Which statement is correct about the inner core and the mantle of the earth.The mantle is both solid and liquid while the core
1. 1 answer
2. 48 views
Which words can be used as subjective pronouns.A. They, you B. Her, us C. Mine, yours D.his,them
1. 1 answer
2. 41 views
Write a statement of the order that shows what this number line indicates about flows weight and pounds relative to snippersSimp
1. 1 answer
2. 30 views
Which of the following describes how the north and south differed after the Civil War ended
1. 0 answers
2. 458 views
When two waves meet, would the resultant wave's amplitude be the average of the two colliding waves?
1. 0 answers
2. 237 views
What would be the new frequency of the wave if the wavelength is doubled to 10m while maintaining a speed of 600 m/s?
1. 0 answers
2. 497 views
How did horizontal integration change the way business was done in America?
1. 0 answers
2. 415 views
Complete the square: y = -2x^2 + 4x + 1 and graph it with 2 sets of points. Please show all your work.(Don't worry about the
1. 1 answer
2. 185 views
A yearbook page for Jackie Robinson includes "Jackie’s pet peeve: racism of any kind.” What image would best illustrate this
1. 1 answer
2. 410 views
Use the nth term test for divergence to determine which, if any, of the following infinite series diverge(s). (10 points) I got
1. 1 answer
2. 1,054 views
9x^(0)y^(-3) solve using only positive exponets
1. 1 answer
2. 347 views
Which of the following is the name for all powers given to congress by the constitutionA.delegated B.implied C.reserved
1. 2 answers
2. 768 views
Marie drew the triangle shown. She wants to draw a second triangle that is different from this one.Use the drop-down menus below
1. 1 answer
2. 716 views
1.8x10^-6
1. 1 answer
2. 397 views
The backyard of a house is in a shape of a triangle. The longest side is 10 feet shorter than twice the shortest side. The third
1. 1 answer
2. 522 views
In the expression seven to the third power -4×3+8 the first operation is
1. 2 answers
2. 603 views
The United States is the largest exporter of wheat. Canada is the second-largest. Today there are fewer Canadian farms. How is
1. 2 answers
2. 704 views
Which of the following shows that the Whitman’s did not understand the Native Americans?
1. 2 answers
2. 1,265 views
A rectangular recreational field needs to be built outside of a gymnasium. Three walls of fencing are needed and the fourth wall
1. 2 answers
2. 791 views
What are the key differences between an equation and an inequality in mathematics?
1. 0 answers
2. 1,603 views
If the concentration of I^-1 is found to be 2.4x10^-3 mol/L in a saturated solution of PbI2, what is the Ksp of PbI2?The given
1. 1 answer
2. 652 views
Karl Marx introduced liberalism in one of his communists manifestos. How does Liberalism handle the war on terrorism today? Is
1. 1 answer
2. 593 views
Sandy's Ice Cream Corner uses 9/10 of a bag of cups every day. How many days would 10 bags of cups last?
1. 1 answer
2. 819 views
Next three terms in sequence 1,-3,9,-27,81,....
1. 4 answers
2. 1,646 views
A good vacuum pump on Earth can produce a vacuum with a pressure as low as 1.96 × 10-8 torr. How many molecules are present in
1. 1 answer
2. 649 views
A 12 foot ladder leaning at a 75 degree angle how far up the wall does the ladder reach
1. 2 answers
2. 2,833 views
1. Dalton's idea that atoms cannot be divided into smaller parts was disproved by the discovery of the ____.2. The description
1. 3 answers
2. 1,855 views
Tickets for a show sold 6 adult tickets and 10 child tickets for a total $96 On the second day12 adult tickets sold and 5 child
1. 0 answers
2. 563 views
If four coins are flipped at once, find the probability that there will be at least 2 heads. Round your answer to 3 decimal
1. 0 answers
2. 499 views
How can you use two-step equations to represent and solve real-world problems?
1. 1 answer
2. 1,011 views
Mark has 37 markers. He found 58 more pencils. How manypencils foes Mark have now? Write a sentence that represents the problem.
1. 0 answers
2. 397 views
((x+3)/(x-5))+(5/(x-3))Simplify I've done this twice and got it wrong both times I have two more problems similar to this and
1. 2 answers
2. 433 views
(1/a)+(2/a^2)=0Solved for zero I'm unsure about the process to solve this, when I do it like my teacher says, it doesn't work.
1. 2 answers
2. 598 views
In a study of children with a particular disorder, parents were asked to rate their child on a variety of items related to how
1. 1 answer
2. 885 views
When 4.62 mL of cold water at 22.6 °C is mixed with 37.5 mL of hot water at 67.9 °C in a thermally isolated calorimeter, what
1. 2 answers
2. 653 views
Describe the ATP molecule and it's function within a cell ????????????????please help??????????
1. 0 answers
2. 524 views
In the figure, a frictionless roller coaster car of mass m = 938 kg tops the first hill with speed v0 = 14.9 m/s at height h =
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2. 940 views
A block with mass m = 16.3 kg slides down an inclined plane of slope angle 28.0 ° with a constant velocity. It is then
1. 1 answer
2. 773 views
how much heat does it take to melt 4.2 kg of ice at 0c?Answer in kcal
1. 1 answer
2. 602 views
what is the variance and standard deviation of the following numbers:14,16,26,36,12,16
1. 1 answer
2. 434 views
The thermochemical equation for the combustion of hexane is shown below.2 C6H14 (g) + 19 O2 (g) → 12 CO2 (g) + 14 H2O (g)
1. 1 answer
2. 1,491 views
Part 1) The block in the figure is initially at rest on an inclined plane at the equilibrium position that it would have if
1. 1 answer
2. 693 views
The 4.01- kg weight that drives the time mechanism of a grandfather clock descends 21 cm in exactly 24 hours. What power is
1. 1 answer
2. 1,073 views
A 50- kg child sits in a swing suspended with 3.8- m-long ropes. The swing is held aside so that the ropes make an angle of 48 o
1. 0 answers
2. 1,133 views
A stone is thrown from ground level at 84 m/s. It's speed when it reaches it's highest point is 50 m/s. Find the angle, above
1. 2 answers
2. 1,140 views
A)...If this pitch were thrown horizontally, the ball would fall .809m by the time it reached home plate, 18.3m away. The
1. 2 answers
2. 1,417 views
A)...If this pitch were thrown horizontally, the ball would fall .809m by the time it reached home plate, 18.3m away. The
1. 1 answer
2. 445 views
A)...If this pitch were thrown horizontally, the ball would fall .809m by the time it reached home plate, 18.3m away. The
1. 1 answer
2. 912 views
1.8 + 7n = 9.5 - 4n
1. 2 answers
2. 373 views
5(p+6)=8p
1. 3 answers
2. 281 views
4y-70=12y+2
1. 1 answer
2. 762 views
x + 16 = 9x
1. 2 answers
2. 345 views
The volume of a cone is 316in^3. What is the volume of a similar cone that is larger by a scale of 3?
1. 2 answers
2. 370 views
The surface area of a bucket is 6,176cm^2. What is the surface area of a similar bucket that is smaller by a scale of 1/4?
1. 1 answer
2. 354 views
The surface area of a cylinder is about 218 in^2. What is the surface area of a smaller cylinder that is smaller by a scale
1. 1 answer
2. 459 views
12d-9=15d+9
1. 1 answer
2. 398 views
in a class of 40 the ratio of boys to girls is 7 to 3. How many more boys than girls are in the class?
1. 2 answers
2. 358 views
A flatbed truck is carrying a heavy crate. The coefficient of static friction between the crate and the bed of the truck is
1. 0 answers
2. 671 views
f(24)=1/2(24)+5
1. 1 answer
2. 255 views
Juan drives to work. Because of traffic conditions, he averages 22 miles per hour. He returns home averaging 32 miles per hour.
1. 1 answer
2. 793 views
a jet leaves the Charlotte, North Carolina, airport traveling at an average rate of 564 km/h. Another jet leaves the airport one
1. 1 answer
2. 616 views
what can occur when a social norm is dysfunctional?
1. 2 answers
2. 1,006 views
How would you prepare a 25.0% water in ethyl alcohol solution using 100.0 ml of ethyl alcohol (The density of ethyl alcohol is
1. 1 answer
2. 787 views
Describe in detail a way of preparing 500 ml of solution that is 0.02500 M in sodium ions. Start with solid sodium sulfate
1. 2 answers
2. 642 views
joe wants his sticker collections. he wants to increase his collection by 20%. if he has 1400 stickersin his collection now, ho
1. 2 answers
2. 563 views
The electric potential energy of an object at point A is known to be 60 J. If it is released from rest at A, it gains 20 J of
1. 1 answer
2. 808 views
The nucleus of a certain type of uranium atom contains 92 protons and 143 neutrons. What is the total charge of the nucleus in
1. 1 answer
2. 1,571 views
What is the longest wavelength that can be heard by a normal ear?
1. 1 answer
2. 799 views
Mg + 2HCl -> MgCl2 +H2 delta H = ?MgO + 2HCl (aq) -> MgCl2+ H2O delta H = ? H2+ 1/2O2 -> H2O delta H = -285.8 kJ Using Hess' Law
1. 1 answer
2. 1,850 views
A 0.31 kg pendulum bob passes through the lowest part of its path at a speed of 2.02 m/s.The acceleration of gravity is 9.8 m/s2
1. 1 answer
2. 910 views
What is the mole fraction of each component of a gas mixture that contains sulfur trioxide at a pressure of 1.45 atm and sulfur
1. 1 answer
2. 716 views
A roller coaster moves 200 ft horizontally and then rises 135 ft at an angle of 30 degrees above the horizontal. Next, it
1. 1 answer
2. 1,952 views
Abel flicks a 20g marble at a speed of 0.5 m/s. It has one dimensional collision with a 10g bouncy ball, that was initially at
1. 1 answer
2. 451 views
Abel flicks a 20g marble at a speed of 0.5 m/s. It has one dimensional collision with a 10g bouncy ball, that was initially at
1. 0 answers
2. 453 views
A chemist wants to make a solution of 3.4 M HCl. There are two solutions of HCL that he can find on the shelf. One has a
1. 1 answer
2. 761 views
A small mailbag is released from a helicopter that is rising steadily at 2 m/sec. a) how long does it take the mailbag to stop
1. 1 answer
2. 507 views
You have 300 g of coffee at 55 degrees celcius. Coffee has the same specific heat as water. How much 10 degrees celcius water do
1. 0 answers
2. 511 views
You have 300 g of coffee at 55 degrees celcius. Coffee has the same specific heat as water. How much 10 degrees celcius water do
1. 1 answer
2. 1,205 views
You have 300 g of coffee at 55 degrees celcius. Coffee has the same specific heat as water. How much 10 degrees celcius water do
1. 0 answers
2. 496 views
You have 300 g of coffee at 55 degrees celcius. Coffee has the same specific heat as water. How much 10 degrees celcius water do
1. 1 answer
2. 745 views
Change the exponentional expression to an equivalent expression involving a logarithm.(2x)^-10=4
1. 3 answers
2. 524 views
Determine the domain,range and horizontal asymptote of f(x)=(3/2)^(4-x). Graph the function
1. 1 answer
2. 553 views
what is the Net Ionic equation for:1. MgCl2+NaOH-> 2. MgSO4+Sr(NO3)2->
1. 3 answers
2. 1,796 views

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