Energy and Force

All the following objects produce sound energy EXCEPT -

• a radio

• a drum

• a flashlight

• a television

When students look at a computer screen, they are using what kind of energy produced by the screen?

• Light energy

• Thermal energy

• Mechanical energy

• Solar energy

Tags

NGSS.MS-PS4-2

The picture shows the kind of pencil sharpener found in many classrooms. Turning the handle of the pencil sharpener to sharpen a pencil is an example of using -

• light energy

• mechanical energy

• electrical energy

• thermal energy

Tags

NGSS.MS-PS3-5

What type of energy does an oven produce to bake a cake?

• Light energy

• Mechanical energy

• Sound energy

• Thermal energy

Tags

NGSS.MS-PS1-4

What type of energy bounces off a mirror and allows you to see your reflection?

• Light energy

• Mechanical energy

• Sound energy

• Thermal energy

Tags

NGSS.MS-PS4-2

NGSS.MS-PS4-1

A push or pull changes an object's -

• size

• motion

• weight

• temperature

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-1

A ball moves from X to Y on the floor. Which best explains the change in the ball? The ball –

• was observed.

• is made of rubber.

• was pushed.

• is very heavy.

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-1

A pull can be used to do all of the following EXCEPT –

• open a door.

• move a wagon.

• lift some rocks.

• boil some water.

Tags

NGSS.3-PS2-1

An air rocket is launched several times and for each launch the number of pumps was recorded as well as the height reached by the rocket. If the pattern shown in the data continues, how many pumps would it take for the rocket to reach a height of 15 meters? Record your answer on the grid below.

• 25

• 125

• 5

• 2

Tags

NGSS.MS-PS2-2

All of the actions below would probably move a book EXCEPT –

• standing on top of the book.

• pushing the book off the table.

• pulling a rug that the book is on.

• kicking the book across the floor.

Tags

NGSS.MS-PS2-2