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Physics 8th review for Extra

Authored by Mauro Rios

Physics

6th - 8th Grade

Used 1+ times

Physics 8th review for Extra
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40 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of Newton's laws of motion is also called the law of Inertia?

1st Newton Law of motion

2nd Newton Law of motion

3rd Newton Law of motion

0 Newton Law of motion

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The acceleration due to gravity near the surface of Earth is equal to:

9.8 m/s

9.8 kgm/s

9.8 N

9.8 m/s²

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If you pull a rope with a force of 100N to the right and your friend pulls the rope with a force of 100N to the left, what is the net force on the rope?

200N to the right

200N to the left

0 N

100 N to the right

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The push or pull that occurs when a magnet interacts with another object is:

Magnet

Magnetic field

Magnetic force

Magnetism

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

It is a substance that contains a magnetic field and attracts iron.

Metals

Electricity

Solenoid

Magnet

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Materials that are considered the best conductors of electricity:

Gold and copper

Paper and polymer

Glass and plastic

Rubber and wood

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following best describes each particle?

Protons are negative, neutrons are neutral, and electrons are positive.

Protons are neutral, neutrons are positive, and electrons are negative.

Protons are positive, neutrons are neutral, and electrons are negative.

Protons are neutral, neutrons are negative, and electrons are positive.

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