Question 1

Two balloons are rubbed with a wool cloth. When balloons are held near one another,they push away from eachother. Why does this happen?

Accepted Answer

They have the same electric charge, so they repel each other

Answer

They have opposite electric charge, so they repel eachother

Answer

They have opposite magnetic charge, so they repel eachother

Answer

They have the same magnetic charge, so they repel each other

Question 2

A magnet sticks to the leg of a table. Based on this information, which material could the table leg be made out of?

Accepted Answer

Iron

Answer

Plastic

Answer

Copper

Answer

Glass

Question 3

True or false conductors do not allow the flow of electrons to pass through them easily?

Accepted Answer

false

Answer

true

Question 4

True of false insulators do not allow electrons to flow easily through them?

Accepted Answer

true

Answer

false

Question 5

Select two statements that correctly compare the waves.

Question 6

Two object move away from eachother. What happens to the gravitational attraction between them?

Accepted Answer

It decreases

Answer

it becomes zero

Answer

It does not change

Answer

it increases

Question 7

Wave A has a frequency of 20 HZ and wave B has a frequency of 80 HZ. Based off this information which can you infer would have a longer wavelength?

Accepted Answer

Wave B because it has the highest frequency

Answer

Wave B because it has the lowest frequency

Answer

Wave A because it has the highest frequency

Answer

Wave A becuase it has he lowest frequecy

Question 8

Erica took a wool cloth and rubbed it on her comb when she brought the comb to her hair it cause it to attract to the comb. What charge transfer does this example represent for the comb?

Accepted Answer

Negative due to conduction

Answer

Negative due to induction

Answer

Positive due to conduction

Answer

Positive due to induction

Question 9

Which of the following images represents a convex lens?

Accepted Answer

https://uploads.quizalize.com/a94789ec-9e79-4816-9678-bfa07855df18/question/987451a32c1526315182f156edc7aa202e3da4f8.PNG

Answer

https://uploads.quizalize.com/a94789ec-9e79-4816-9678-bfa07855df18/question/e00e12861274f0dac6acd1b0631aedbfa71703bd.png

Answer

https://uploads.quizalize.com/a94789ec-9e79-4816-9678-bfa07855df18/question/cd5d6cdf53ce76208b2dfc07b0c4d853c630e669.png

Answer

https://uploads.quizalize.com/a94789ec-9e79-4816-9678-bfa07855df18/question/f7b5509274afa2d3510c601effce3865c18d9d5b.png

Question 10

What is a conductor?

Accepted Answer

A conductor allows heat or electricity to easily pass through it. An example would a metal paper clip

Answer

A conductor allows heat or electricity to easily pass through it. An example would a piece of notebook paper

Answer

A conductor does not allow heat or electricity to easily pass through it. An example would a soda can.

Answer

A conductor allows heat or electricity to easily pass through it. An example would a plastic cup

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