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Third quiz on Force and Motion

Science

8th - 9th Grade

NGSS covered

Used 4+ times

Third quiz on Force and Motion
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of these has an unbalanced force?

a book sitting undisturbed on a desk
a child standing in a line that is not moving
a ball slowing down as it rolls on the ground along a straight line
a meteoroid moving at a constant speed and direction through outer space

Tags

NGSS.MS-PS2-2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Luis rubbed a balloon on his hair and held the balloon next to the wall.  he observed the balloon stick to the wall. Which of the following is responsible for the balloon sticking to the wall?

gravity
friction
electric force
magnetic force

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The graph shows the motion of a cart. When is the cart moving forward at a constant speed?

AB
DE
CD
BC

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If there is no force acting on an object, it will______

move at the same speed

move in the same direction

move with the same speed AND direction

eventually slow down and stop

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following describes (states) an object that is speeding up? The object is ________.

decelerating

accelerating

in a frictionless environment

moving with constant speed

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Imagine you could throw a ball in a frictionless environment such as outer space. Once you let go of the ball, what will have happened to the ball according to the Law of Inertia (Newton’s 1st Law)?

It will travel in a straight line forever.

It will travel in a straight line but eventually slow down.

It will continue to speed up forever.

It will slow down and turn.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does Newton’s first law of motion apply to a ball rolling across the gym floor after an unbalanced force is applied?

The ball will stop at the line halfway across the gym.

The ball will continue to roll until an unbalanced force in applied.

The ball will start bouncing until it hits the wall.

The ball will roll in a zigzag pattern to the other end of the gym.

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