Acceleration Concept

The rate that a car's velocity changes is its

• speed

• force

• gravity

• acceleration

Tags

NGSS.HS-PS2-1

A roller coaster accelerates from an initial speed of 6.0 m/s to a final speed of 70 m/s over 4 seconds. What's the acceleration?

• 24 m/s²

• 18 m/s²

• 16 m/s²

• 16 m/s

Tags

NGSS.HS-PS2-1

A roller coasters accelerates from an initial velocity of of 6.0 m/s to a final velocity of 70 m/s over 4 seconds.  What's the acceleration?

• 24 m/s²
• 18 m/s²
• 16 m/s²
• 16 m/s

Tags

NGSS.HS-PS2-1

A drag racer accelerated from 0 m/s to 200 m/s in 5 s.  What was the acceleration?

• 0 m/s
• 40 m/s²
• -40 m/s²
• 40 m/s

Tags

NGSS.HS-PS2-1

A school bus drives 35 mph down the street and slows as it approaches the stop sign.  This is an example of..

• acceleration
• speed
• velocity
• force

Tags

NGSS.HS-PS2-1

A rightward-moving motorcycle increases its speed from 5.0 m/s to 25.0 m/s. Is the motorcycle accelerating?
 

• Yes
• No

Tags

NGSS.HS-PS2-1

final speed minus initial speed, divided by time

• acceleration

• speed

• relative motion

Tags

NGSS.HS-PS2-1

What is happening to the velocity?

• Constant
• Decreasing
• Increasing
• Zero

Tags

NGSS.HS-PS2-1

What is happening at E?

• Stationary
• Accelerating
• Fast steady speed; moving away from the starting position
• Steady speed; returning to start position

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

What is happening at A?

• Stationary
• Accelerating
• Slower steady speed; moving away from the starting position
• Steady speed; returning to start position

Tags

NGSS.MS-PS3-1