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shhh
Questions and answers by
shhh
, page 8
Questions (1,499)
waves carry:
a. matter b. energy c. water d. all of the above
1 answer
16 views
the height of the wave is called
a. hertz b. Frequency c. wavelength d. Amplitude
1 answer
20 views
sound waves:
a. are longitudinal waves b. are mechanical waves c. require a medium to travel d. all of the above
1 answer
14 views
sound waves travel fastest though:
a. steel b. water c. air
1 answer
18 views
how do you measure the wavelength of a longitudinal wave? a. the distance from a rarefaction to a compression b. the length of a
1 answer
17 views
Objects that appear blue:
* 1 point reflect blue and absorb all other colors of the spectrum. absorb blue and reflect all other
1 answer
19 views
What happens to the wavelength of the light wave when it passes from air into glass?
* 1 point It increases It decreases Nothing
3 answers
18 views
Which of the following is an example of sound waves diffracting?
* 1 point shouting into a canyon and hearing your voice shout
1 answer
32 views
According to the data, which medium does the wave travel the slowest and why?
* 1 point The wave travels slowest through water,
1 answer
30 views
select the element from the choices below
a. HCI b. O c. NaCI d. MgBr
1 answer
28 views
how many electrons would one atom of iron have?
1 answer
13 views
how many neutrons would one atom of iron have?
1 answer
13 views
how many protons, neutrons, and electrons would sulfur have?
1 answer
21 views
how many protons, neutrons, and electrons would silicon have?
1 answer
14 views
how many protons, neutrons, and electrons would nitrogen have?
1 answer
18 views
ing the graph, determine the frequency and amplitude of the wave shown:
1 point Captionless Image Frequency= 3 Hz, Amplitude= 1
1 answer
33 views
1946 Governor’s Race
Who was involved? Think about the people or groups who were involved and affected by this event. What
1 answer
24 views
Albany Movement
Who was involved? Think about the people or groups who were involved and affected by this event. What happened?
1 answer
17 views
define Scientific Notation
1 answer
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define Coefficient
1 answer
16 views
which of the following is a physical change?
a. rusting b. burning c. melting d. decomposing
1 answer
21 views
which element behaves most like magnesium (Mg)?
a. Si b. Sn c. S d. Sr
1 answer
31 views
how many of each subatomic particle does a stable sodium (Na) atom have?
1 answer
31 views
What is ALL matter made of?
* 1 point cells atoms molecules compounds
1 answer
24 views
Using the Periodic Table below, which statement is NOT true?
* 1 point Captionless Image a. Aluminum (Al) and Indium (In) are in
3 answers
26 views
hat is true about Calcium (Ca)? Use the pictures above to help you.
* 1 point a. It is a very unreactive metal. b. It is reactive
1 answer
19 views
What is one similarity between metals and metalloids?
* 1 point a. They are both durable b. They are both ductile c. They are
1 answer
26 views
Sort each example with the correct type of property.
* 5 points Physical Property Chemical Property Malleability Reactivity
1 answer
30 views
What happens during a chemical change?
* 1 point a substance changes its state of matter a chemical bond is broken or created
1 answer
21 views
What is NOT an indicator that a chemical change has taken place?
* 1 point Odor Explosion Melting Fire
1 answer
15 views
Why do atoms bond with other atoms?
* 1 point To gain electrons To lose electrons To fill their outer shells Because they are
1 answer
24 views
How many electrons can the first shell hold?
* 1 point 2 8 16 It depends on the atom.
1 answer
25 views
What is an ion?
* 1 point An atom with a positive or negative charge A stable atom An atom with the same number of protons and
1 answer
39 views
Why does a pipe gain mass when it rusts?
* 1 point Matter is created during the chemical reaction. Oxygen from the atmosphere
3 answers
21 views
Match each part of the equation with what it means in the equation.
* 6 points Captionless Image A B C D E F Yields: Shows a
1 answer
28 views
Using the following image, what would the mass of the product FeS be, given the Law of Conservation of Matter?
* 1 point
1 answer
23 views
find the length of the height of the cone 13cm d=10 cm
1 answer
20 views
given l=30 in. w=20 in. h=18 in. and x=36.1 in. find the length of d. round the answer to the nearest tenth
3 answers
15 views
For the square pyramid, the lateral edge length, e , is 25 in., and the slant height, s , is 24 in. Find the height of the
3 answers
42 views
the pyramid is in Arena in Memphis, Tennessee its height is 321 ft., and it's slant height is 436.5 ft. find the length of the
1 answer
30 views
A juice can is in the shape of a cylinder. It has a height of 122 mm and a diameter of 52 mm. What is the longest str that can
5 answers
29 views
Apply the Pythagorean Theorem to determine the height of the square pyramid, h. Round the answer to the nearest tenth. 25 ft. 40
1 answer
20 views
the length of the prism is 32 cm the width od 24 cm the height is 44 sm and the length od the diagonal of the base segment BH is
1 answer
22 views
Chem Tech makes paper cones used to filter liquids in lab experiments. To make the paper cones, the company starts with the net
1 answer
27 views
A circus tent is in the shape of a square pyramid each edge of the square base is 20m and its slant is 13.5 m. Find the height
1 answer
22 views
Based on the reading, what concerns have some Georgia citizens voiced about changing the Georgia Pledge of Allegiance? Your
1 answer
36 views
what are the four principles in the pledge of allegiance to the georgia flag
1 answer
23 views
Her teacher asks her to change the wave to show a greater energy transfer. What can the student do?
a She can increase the
5 answers
28 views
A student performs an experiment where he sends sound waves from the air through a solid, a liquid, and a gas. He records the
1 answer
25 views
When a light wave enters a medium of greater density, which of the characteristics below will decrease in the wave.
a Amplitude b
1 answer
33 views
Ms. Knuth places a stick in a pond. When she looked down at the stick, it appeared to be broken or bent at the point where the
1 answer
22 views
Which of the following is an example of diffraction?
a Light bending as it enters a prism. b Light bouncing off a mirror. c Sound
1 answer
24 views
Based on the data table, in which substance will sound waves travel the fastest?
a Stone b Vacuum/Space c Air d Water
1 answer
39 views
Which of the following correctly expresses the relationship between frequency and wavelength. Use the diagram below to help you.
1 answer
32 views
The diagram below shows the frequencies of various types of electromagnetic radiation.
image 3729e4d9e1084b14b3471d39972b1619
1 answer
32 views
A television remote control is used to direct pulses of electromagnetic radiation to a receiver on a television. What does this
1 answer
28 views
Some frequencies of ultraviolet light have enough energy to kill bacteria and viruses, but do not have enough energy to
1 answer
22 views
A student must create a mode of a lens. The lens must be able to focus light into a small space. Which best describes the type
1 answer
20 views
to solve the equation 4x^2=100 you would use the inverse operation ________________ to get the equation x^2=25.
1 answer
13 views
to solve the equation 4x^2=100 you would use the inverse operation ________________ to get the equation x^2=25. you would then
1 answer
18 views
put the correct steps in to solve the equation x^3-10=-2
step 1: step 2: step 3:
1 answer
17 views
What potential strategies could you use to find the distance from the Bumper Cars to the roller Coaster? Check all that apply.
(2
1 answer
21 views
If it is 90 feet between bases, how far is it from home base to 2nd base?
(1 point) a. 90 ^ 2 + 90 ^ 2 = c ^ 2 : 180 ft b. 90 ^ 2
1 answer
17 views
jimmy ran 20 meters west from home and then turned north to jog 25 meters. Jimmy ran 45 meters, but could have arrived at the
1 answer
37 views
jimmy ran 20 meters west from home and then turned north to jog 25 meters. Jimmy ran 45 meters, but could have arrived at the
1 answer
76 views
wyoming is approximately a square-shaped state if the area of wyoming is about 97,818 square miles, you can find the length of
3 answers
17 views
wyoming is approximately a square-shaped state if the area of wyoming is about 97,818 square miles, you can find the length of
3 answers
58 views
x^2=81/144 solve for x
3 answers
11 views
You are running a concession stand at a baseball game.
You are selling pizza slices and sodas. Each pizza slice sells for $3.50
3 answers
31 views
define perfect cube
1 answer
15 views
define meaning of Pi
1 answer
12 views
Use the number line below and place all perfect squares on top of the number line above or below using a text box.
1 answer
27 views
Place the following letters on their approximate place on the number line above by inserting a text box.
62 84 23 34 54 12 77 45
1 answer
34 views
Write a statement comparing 4 and 8 Justify your answer.
1 answer
34 views
Between which two perfect squares does 51 fall? Justify your answer.
1 answer
17 views
inverse operation of x^2
x^3
1 answer
11 views
inverse operation of x^3
1 answer
13 views
define Principal Square Root
1 answer
12 views
Solve the equation:
x2 = 81 How many solutions are there for x?
1 answer
15 views
Solve the equation:
x3 = 27 How many solutions are there for x?
1 answer
11 views
The 51 is in between what 2 perfect squares?
1 answer
12 views
The
3300 is in between what 2 perfect cubes?
1 answer
19 views
The volume of a cube is 64 blocks. What is the length of one side of the cube? Show an equation and solve it.
1 answer
28 views
Write the Area of a circle formula and solve for r
1 answer
22 views
Write the Circumference formula and solve for r.
1 answer
16 views
Which of these formulas are proportional and why?
1 answer
17 views
The circular fountain in front of the courthouse has a circumference of 29.5 feet. What is the radius of the fountain? Round to
1 answer
29 views
The distance around the wheel of a truck is 9.42 feet. What is the diameter of the wheel?
1 answer
50 views
Ms. Van Rybroek’s favorite part of the pizza is the crust. Which size pizza should she order to get 37.68 inches of crust?
1 answer
73 views
Through which of the following would sound waves travel the fastest?
a a pool of water b a railroad track c a vacuum d Earth's
1 answer
14 views
On a guitar, the longest string vibrates slowly, and the shortest string vibrates very quickly. What conclusion can be made
1 answer
20 views
The data shows the speed of sound through air and sea water at 21°C.
How does the speed of sound in sea water compare to the
1 answer
11 views
What is the difference between a reflected and a diffracted sound wave?
a A reflected sound wave bounces back to the place of
3 answers
17 views
The data shows the speed of sound through air and sea water at 21°C.
How does the speed of sound in sea water compare to the
3 answers
12 views
On a guitar, the longest string vibrates slowly, and the shortest string vibrates very quickly. What conclusion can be made
1 answer
22 views
Through which of the following would sound waves travel the fastest?
a a pool of water b a vacuum c a railroad track d Earth's
3 answers
31 views
Describe how a light wave changes as it travels from the air into water.
a It speeds up because water is more dense than air. b
1 answer
18 views
What happens when light waves travel from air through a denser medium?
a They continue to travel in a straight line. b They
1 answer
21 views
A student is investigating two transverse waves. One of the waves is electromagnetic and the other wave is mechanical. Which
1 answer
24 views
Rachel is learning about electromagnetic radiation that comes from the Sun. What types of electromagnetic radiation does the Sun
1 answer
21 views
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