Questions and answers by

Jyggjt

Questions (194)

4x Why does light refract when it encounters the glass in a lens?because it speeds up, which causes it to bend B because it
1. 1 answer
2. 9 views
L1111 A convex lens is shown here. According to the model, a lens concentrates rays of light to a single focus point after
1. 1 answer
2. 12 views
*x Why does light refract when it encounters the glass in a lens?A because it speeds up, which causes it to bend 1× because it
1. 1 answer
2. 21 views
4x The law of conservation of mass can be demonstrated by a chemical reaction. Which of the following models of a chemical
1. 1 answer
2. 13 views
1x A balanced chemical equation reflects the idea that the mass of the products -_× is not related to the mass of the
1. 1 answer
2. 14 views
〝×Oxygen Hydrogen Nitrogen Carbon A. B. C. D. 28 Which model represents the chemical formula NOz, nitrogen dioxide? IxAA. В.
1. 1 answer
2. 23 views
•xOxygen Hydrogen Nitrogen Carbon A. В. С. Which model represents the chemical formula NOz, nitrogen dioxide? A A. В В. C
1. 1 answer
2. 27 views
x Drag the item from the item bank to its corresponding match.This is a group of protons and neutrons in the center of all
1. 1 answer
2. 11 views
Ax Look at each answer choice. Decide whether it is an example of a chemical or physical change. THREE answer choices areexample
1. 1 answer
2. 13 views
4x From the list below, identify which situation(s) contain chemical changes.1) A pot of water is being heated on a stove.
1. 1 answer
2. 8 views
4x Which of the following statements describes a chemical property of most metals.Metals have high melting and boiling points.
1. 1 answer
2. 11 views
1x A student is given a sample of an unknown liquid to test in a lab investigation. The student thinks that the liquid is water.
1. 1 answer
2. 14 views
× Each picture shows a representation of the behavior of atoms in a state of matter. Identify the state of matter represented
1. 1 answer
2. 10 views
× Drag each item into the proper true or false column.Solid Liquid Gas TRUE FALSE :: On Earth, the three most common states of
1. 1 answer
2. 19 views
4x Which of the following is a compound?A Nitrogen (N2) Hydrogen (H2) C Helium (He) D Hydrochloric acid (HCI)
1. 1 answer
2. 18 views
Ax In the following diagram, the spheres represent particles. Different shadings represent different particles. Which of the
1. 1 answer
2. 26 views
A magnifying lens can be used to create an image that enlarges the object of its focus. Which statement correctly describes
1. 1 answer
2. 31 views
4xF AA 人人 A convex lens is shown here. According to the model, a lens concentrates rays of light to a single focus point
1. 1 answer
2. 24 views
*x Why does light refract when it encounters the glass in a lens?1× A because it speeds up, which causes it to bend 1× because
1. 1 answer
2. 12 views
× Glasses, cameras, flashlights, binoculars, telescopes and peepholes are all made using _ lenses.A concave 4x convex C
1. 1 answer
2. 11 views
Ix Prisms and lenses both bend light in interesting, and sometimes, useful, ways. Match the prisms and lenses with theirpurpose,
1. 1 answer
2. 11 views
Ax Which of these examples would be classified as a transverse wave?A X-Ray Sound Wave 4x C Shock Wave D Sonic Boom
1. 1 answer
2. 14 views
4x A stretched spring attached to two fixed points is compressed and released as shown below.coun The resulting wave travels
1. 1 answer
2. 14 views
4x Drag the item from the item bank to its corresponding match.This is the number of complete movements of a wave per second. In
1. 1 answer
2. 15 views
١١٨/١٨The pattern of this wave changes between its beginning and end. What is true about the amplitude and wavelength of
1. 1 answer
2. 12 views
x Drag and drop each term into the box to correctly label the parts of a wave.2 % 4 2 3 5 6 t-」 7 9 2+ Amplitude Wavelength
1. 1 answer
2. 11 views
What is 1 ?
1. 1 answer
2. 13 views
What is J4?Submit
1. 1 answer
2. 21 views
How do you write 0.1 as a fraction?1 3 1 8 1一9 114 Submit
1. 1 answer
2. 15 views
How do you write 0.083 as a fraction?4 1 12 1 6 1 8 Submit
1. 1 answer
2. 13 views
How do you write gas a decimal?0.16 0.06 0.1 0.3 Submit Work it c Not feeling ready yet?
1. 1 answer
2. 9 views
Put these numbers in order from least to greatest.1 20 1 4 -12 25 26 40 Submit
1. 1 answer
2. 18 views
Put these numbers in order from least to greatest.18 24 -5 28 9 25 Submit
1. 1 answer
2. 10 views
Put these numbers in order from greatest to least.-5 16 1 4 Submit
1. 1 answer
2. 13 views
Put these numbers in order from greatest to least.-2 25 8 12 20 Submit
1. 1 answer
2. 22 views
Put these numbers in order from least to greatest.19 20 -10 40 3 Submit
1. 1 answer
2. 20 views
Put these numbers in order from least to greatest.40 3 25 2 _24 32 Submit
1. 1 answer
2. 10 views
Put these numbers in order from greatest to least.8 10 _15 30 3 Submit
1. 1 answer
2. 10 views
During the post-World War Il period, why did many black Georgians migrate to other states? Choose the BEST answer. (1 point)•
1. 1 answer
2. 14 views
Which of the following was NOT true about the Bell Bomber Plant?(1 point) It was located in Marietta, GA • It was used to
1. 1 answer
2. 13 views
"Rosie the Riveter" was a well known character during World War II. What did she symbolize?(1 point) • Increased use of power
1. 1 answer
2. 20 views
During World War Il, what notable contributions did Richard B. Russell Jr. make?(1 point) By advocating for small farmers and
1. 1 answer
2. 10 views
Who is referred to as "the father of the two-ocean navy" and earned the nickname"the Admiral" for his strong support of the
1. 1 answer
2. 14 views
Which event resulted in Japan's surrender and the end of World War II in thePacific? (1 point) • German forces marched into
1. 1 answer
2. 13 views
Which of the following was NOT an effect of World War Il on the state of Georgia?(1 point) • Thousands of new jobs were
1. 1 answer
2. 17 views
Which was a major contribution of Georgia during World War II?(1 point) • Radar technology was developed and tested at Georgia
1. 1 answer
2. 34 views
Why did the United States enter World War II?(1 point) • It did not agree with British politics It wanted land in Europe •
1. 1 answer
2. 12 views
Why did the United States enter World War II?(1 point) • It did not agree with British politics It wanted land in Europe •
1. 1 answer
2. 10 views
When the kinetic energy of molecules decreases, which phase change occurs? (1 point)Sublimation • Condensation • Boiling •
1. 1 answer
2. 29 views
This graph shows the phase change for water.mperature D Te Energy Which section of this graph would represent the liquid state
1. 1 answer
2. 14 views
A student observed a sample of an unknown material. His observations are shown in the box below:The molecules of the substance
1. 1 answer
2. 12 views
If the doctor recommends it, take an over-the-counter painkiller, like ibuprofen.Stay out of the sun. Drink plenty of water.
1. 1 answer
2. 10 views
How many times less is 10ª than 106? Express your answer as an integer power of 10. (1 point)О 104 O 10-4 0.0001 • 10,000
1. 1 answer
2. 15 views
At the end of fiscal year 2004, the federal debt of Country C is $278,560,125,000. What is the closest estimation of this
1. 1 answer
2. 12 views
How many times is 4 × 104 larger than 2 x 10? (1 point)2,000 2 200 • 20
1. 1 answer
2. 9 views
Estimate Large and Small Quantities Quick CheckThe radius of a hydrogen atom is 0.0000000529177 of a millimeter. Express this
1. 1 answer
2. 10 views
It takes 10 years for a $100 monthly bank deposit to amount to $15,528.23 when invested at 5% interest compounded monthly. Round
1. 1 answer
2. 11 views
One week before an examination day, a librarian monitored the number of students who visited the library. Then they compared it
1. 1 answer
2. 9 views
A total of 7,803,100 tourists visited Country A from the year 2018 to the year2020. Round to the nearest place value, then
1. 1 answer
2. 12 views
The time it takes the population of a microorganism to reduce by half is 0.000027503 of a year. What number is the best
1. 1 answer
2. 10 views
Country S has 12,345,000 residents who tested positive for COVID-19. What is the largest place value of the numeric part of this
1. 1 answer
2. 11 views
How many times larger is 6 • 108 than 2 • 106?Check answer Remaining Attempts : 3
1. 1 answer
2. 13 views
How many times larger is 4 • 107 than 8 • 101?Check answer Remaining Attempts : 3
1. 1 answer
2. 13 views
How many times larger is 4 • 10' than 8 • 10*?Check answer Remaining Attempts : 3
1. 1 answer
2. 10 views
Write an estimate of 9 billion and express the result as a product of a single digit and an integer power of 10.Check answer
1. 1 answer
2. 10 views
If you are relying solely on a keyboard, hit Tab to pull up the keypad. Hit Tab again to arrow through the keypad.• The best
1. 1 answer
2. 12 views
The amount of data (in bits) that can be sent in a fixed amount of time is theof a system. (2 points) bitrate • power •
1. 1 answer
2. 36 views
Which statement below best describes latency of a system? (3 points)• The amount of data (in bits) that can be transmitted at
1. 1 answer
2. 11 views
True or False. The internet is a network connecting individual networks. (2 points)• True • False
1. 1 answer
2. 12 views
Amakes sure each request is forwarded to its intended recipient. (3 points) Network Router Bits Computer Systems
1. 1 answer
2. 10 views
True or False. The internet is non-existent in the developing world. (2 points)• True • False
1. 1 answer
2. 11 views
is the widely agreed upon set of rules that standardizecommunication between machines. (2 points) Protocol Internet Network
1. 1 answer
2. 9 views
Which statements below are considered true about the internet?I - The Internet connects devices and networks all over the world
1. 1 answer
2. 10 views
4x The term "periodic" helps identifyatomic mass B families C patterns that occur in the table, like electronegativity or atomic
1. 1 answer
2. 10 views
4x The vertical columns in the periodic table are calledA families 4x B periods C rows
1. 1 answer
2. 11 views
4x As you move from left to right across the periodic table, the number of valence electrons in an atomA increases decreases by
1. 1 answer
2. 12 views
AB varies from family to family on the periodic table. Reactivity Specificity
1. 1 answer
2. 14 views
1x Elements in a family have the sameA total number of electrons 4x protons and neutrons C number of valence electrons
1. 1 answer
2. 9 views
Ax Ais the name for a vertical column in the periodic table. 1x A family period 4x C subset
1. 1 answer
2. 11 views
4x Where on the table would a group's ionization energy be the greatest?A right side B left side
1. 1 answer
2. 12 views
4x The atomic radius of an elementA decreases 1x B increases when you move from the top to the bottom of a family.
1. 1 answer
2. 9 views
Ax As we move ACROSS the periodic table in a row, the electronegativityincreases B decreases
1. 1 answer
2. 12 views
Ax The center section of the period table is classified into _ elements.A transition B noble
1. 1 answer
2. 13 views
*x The vertical (top to bottom) parts of the periodic table are called "groups" or _.A periods 1x B families C rows
1. 1 answer
2. 8 views
4x What are the horizontal (from left to right) parts of the periodic table called?A rows periods C families
1. 1 answer
2. 14 views
4x How is plasma different from a gas?A plasma can be manipulated by magnetic field gas can be controlled by electric field 4x
1. 1 answer
2. 13 views
Ax In which of these can plasma be found?A lightning B neon signs C microwave ovens _x D all of these
1. 1 answer
2. 18 views
4x What is the charge of plasma?A positive _x negative C neutral
1. 1 answer
2. 13 views
Nx A solid is held in shape by strong .forces. A magnetic intermolecular
1. 1 answer
2. 10 views
*x Liquids and gases are both called .4x fluids plasmas
1. 1 answer
2. 11 views
1x The two kinds of solids are amorphous andA morphous 4x B crystalline
1. 1 answer
2. 13 views
1x Increased movement of the particles in a solid comes from increasedA size energy space
1. 1 answer
2. 11 views
_x_is the amount of space an object occupies. A liters mass C volume
1. 1 answer
2. 18 views
x True or False: Atoms within a solid are in fixed positions, but they vibrate in place.一× false 4x B true
1. 1 answer
2. 12 views