Unit 1 Test:Part 2

What will happen if you were to drop a 16 mg steel marble and a 16 mg cork marble onto the floor from the same height and at the same time?

• The steel marble will land first.

• The cork marble will land first.

• Both the steel marble and the cork marble will land at the same time.

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

A student places a ball on the ground and kicks it hard. The ball moves along the ground. Which statement is true?

• The kick decreases the weight of the ball

• The kick applies force, which changes the direction of the ball.

• The kick decreased the force of gravity acting on the ball.

• The kick removes friction between the ball and the ground.

Tags

NGSS.MS-PS2-2

The moon has a smaller mass than the Earth. If you were able to travel to the moon your weight would...

• Increase

• Decrease

• Stay the same

• Vary with day and night

Tags

NGSS.MS-PS2-4

What is the definition of "weight"?

• measure of the force of gravity on your body
• the time it takes to get on a ride 
• the amount of matter in an object
• the size of an object

Tags

NGSS.MS-PS2-4

At which point is potential energy greatest?

• W
• X
• Y
• Z

Tags

NGSS.MS-PS3-2

According to this graph, as kinetic energy decreases, potential energy must?

• Increase

• Decrease

• Stay the same

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Which of the following has kinetic energy?

• a rock poised for a fall

• an archer’s bow that is drawn back

• a rolling bowling ball

• a car waiting at a red light

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

The law of conservation of energy states that when one form of energy is transformed to another,

• energy is destroyed in the process.

• no energy is destroyed in the process.

• energy is created in the process.

• some amount of energy cannot be accounted for.

Tags

NGSS.HS-PS3-2

What is a medium?

• the matter through which a mechanical wave travels

• two lines that will never touch

• the particles of a medium that travel parallel to a wave

• two lines that meet at a right angle

Tags

NGSS.MS-PS4-2

Light that bounces off a material.

• reflection

• penetration

• absorption

• surrounded

Tags

NGSS.MS-PS4-2