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Physics Acceleration

Authored by Lisa Thompson

Science

8th Grade

NGSS covered

Physics Acceleration
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15 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How could an object traveling at 3.8 m/s/s and then -3.8 m/s/s be interpreted?

An object is moving forwards and then backwards.

An object is moving backwards and then forwards.

An objects velocity increases and then decreases.

An objects velocity decreases and then increases.

None are correct.

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What do the following symbols represent: Vi and Vf?

beginning velocity and ending velocity

velocity in two different directions

the velocity of two different objects

Tags

NGSS.MS-PS3-1

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How could an object traveling at 4.2 m/s and then -4.2 m/s be interpreted?

An object is moving forwards and then backwards.

An object is moving backwards and then forwards.

An objects velocity increases and then decreases.

An objects velocity decreases and then increases.

None are correct.

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Unbalanced forces ALWAYS result in which of the following?

acceleration

constant velocity

constant speed & direction

inertia

Tags

NGSS.MS-PS2-2

5.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Which of the following would naturally result in acceleration? *multiple answers*

going uphill or downhill

a flat stretch of unchanging road

a change in surface friction

a turn

Tags

NGSS.MS-PS2-2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

1 & 3

2 & 3

2 & 4

3 & 4

Tags

NGSS.MS-PS2-2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The speed of the cart decreases as the cart rolls down the ramp because of friction between the cart and ramp.

The speed of the cart increases as the cart rolls down the ramp because the force acting on the cart is greater than the force of gravity.

The speed of the cart increases as the cart rolls down the ramp because the forces acting on the cart are unbalanced.

The speed of the cart decreases as the cart rolls down the ramp because the forces acting on the cart are balanced.

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-1

NGSS.MS-PS3-5

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