Forces, Motion, and Energy

Which is true about energy?

• Energy can cause motion
• Energy cannot be stored
• Energy can be destroyed
• Energy cannot be stored

Tags

NGSS.MS-PS3-5

What does this diagram show?

• jumping will cause the object to move
• no force is need to put an object in motion
• an object will go in the direction of the force applied
• object will go in opposite direction of the force applied

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What can you do to make this wagon move?

• add more newspapers
  
• put marbles in the wagon
• get into the wagon
  
• pull on the wagon

Tags

NGSS.MS-PS2-2

What type of energy is shown in this picture?

• light energy
  
• mechanical energy
• wind energy
  
• sound energy

Tags

NGSS.MS-PS3-5

What kind of energy does this roller coaster car have because it is in motion?

• chemical energy
  
• light energy
  
• mechanical energy
• electrical energy

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

What force is acting upward on the girl?

• friction
• her weight
  
• gravity
• her seat

Tags

NGSS.MS-PS2-4

The girl hits the ball to make it move. How is the force of gravity different from the force of the bat on the ball?

• The girl can use the bat to exert different amounts of force on the bat whereas the force of gravity is always the same
• The bat can change the motion of the ball whereas gravity does not
• the bat has to touch the ball wheras gravity does not
• the force of the bat can be exerted in air whereas gravity can only be exerted underground

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is the reason the car travels down the ramp?

• the ramp is magnetic
  
• the car has wheels
• the force of gravity pulls the car
• the car is a very weak magnet

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

What is the value of g on Earth?

• 9.81 m/s^2
• 9.81 N
• 9.81 m
• 9.81 s/m^2

All objects in the universe have a gravitational attraction to each other. 

• True
• False

Tags

NGSS.MS-PS2-4