physical science final exam

What is happening at C?

• Stationary
• Accelerating
• Fast steady speed; moving away from the starting position
• Slower steady speed; moving away from the starting position

Tags

NGSS.HS-PS2-1

What does this graph represent?

• Constant speed
• Acceleration
• Not moving

Displacement is distance and _____________

• direction

• speed

• velocity

• magnitude

Distance

• the length between one point and another

• a specific point in space

• the change in position of an object

• the point or place where something begins

What is velocity?

• The distance an object travels per unit of time.

• The change in position of an object.

• Speed in a given direction.

• The state in which one objects distance from another is changing.

Scott drives a Jeep 12 km east, then 4 km north, then finally 3 km west. He traveled a total distance of:

• 5 km
• 10 km
• 13 km
• 19 km

A ping-pong ball rolls forward 6 meters, and bounces backward 3 meters. It traveled a total distance of:

• 9 meters
• 6 meters
• 3 meters
• 0 meters

What device is shown in the picture?

• Generator

• Motor

• Transformer

• Circuit

Tags

NGSS.HS-PS2-5

What is the transfer of electricity in a motor?

• chemical to mechanical 
• electrical to mechanical
• mechanical to electrical 
• physical to potential 

Tags

NGSS.HS-PS3-2

NGSS.HS-PS3-3

What do you need to turn an iron nail into an electromagnet?

• Battery and string

• Battery, pencil and wire

• Battery and wire

• Peanut butter, lampshade, hand sanitizer

Tags

NGSS.HS-PS2-5