Physics Final Review

Two balls are released from the same height.  One is dropped straight down, the other is thrown horizontally.  Which one hits the ground first?

• the one dropped
• the one thrown
• impossible to determine
• they hit at the same time

Tags

NGSS.MS-PS2-4

During what time frame is the object accelerating?

• 0-4 seconds
• 4-8 seconds
• 8-10 seconds
• 10 - 16 seconds

Tags

NGSS.HS-PS2-1

During what time frame is the object moving at a constant speed?

• 0-4 seconds
• 4-8 seconds
• 8-10 seconds
• 10 - 16 seconds

Tags

NGSS.HS-PS2-1

This graph could represent what action?

• a ball falling
• a car moving at a constant speed
• a car slowing down
• a rocket being launched

When is the object moving the fastest?

• 0-2
• 2-3
• 3-4
• 4-5

When is the object at rest?

• 0-2
• 2-3
• 3-4
• 4-5

What is the acceleration of an object that has been falling for 5 seconds?

• 9.8 m/s
• 9.8 m/s²
• 49 m/s
• 49 m/s²

Tags

NGSS.HS-PS2-1

What is happening in the first half of the graph?

• the object is moving at a constant speed
• the object is speeding up
• the object is slowing down
• the object is at rest

Tags

NGSS.HS-PS2-1

What is happening in the second half of the graph?

• the object is moving at a constant speed
• the object is speeding up
• the object is slowing down
• the object is at rest

Tags

NGSS.HS-PS2-1

The slope of a velocity graph = ?

• time
• speed
• distance
• acceleration