acceleration

A golf ball accelerates off a tee at 15m/s², changing its velocity from 0m/s to 50 m/s down the fairway. How long did it take the golf ball to accelerate? Vf= Vi + at

• 750 seconds

• 35 seconds

• 0.3 seconds

• 3.3 seconds

A ball of clay is thrown at a wall at a velocity of 28.0 m/s.  After it hits the wall, it takes 0.020 s to stop.  What is the acceleration of the clay when it hits the wall?

• 1400 m/s²
• -1400 m/s₂
• 0.56 m/s²
• -0.56 m/s²

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 car starts from rest at a stop light and reaches 20 m/s in 3.5 s. Determine the acceleration of the car.

• 2.2m/s²
• 7.0m/s²
• 5.7m/s²
• 70m/s²

Tags

NGSS.HS-PS2-1

Determine the motion of the car.

• at rest 
• constant velocity 
• speeding up
• slowing down

Tags

NGSS.HS-PS2-1

Acceleration is defined as the CHANGE in 

• time it takes for one place to move to another place. 
• velocity of an object.
• distance divided by the time interval 
• velocity divided by the time interval 

Tags

NGSS.HS-PS2-1

A negative acceleration means that your object is _____. 

• not accelerating
• not moving
• speeding up 
• slowing down 

What is Acceleration?

• How long it takes me to win at fortnite

• The direction of an object

• A change in Motion

• How fast something is moving

Tags

NGSS.HS-PS2-1

How fast is the car traveling at 30 seconds?

• 5m/s
• 10m/s
• 20m/s
• 30m/s

Tags

NGSS.MS-PS3-1

Of the following, which is a vector?

• Mass
• Time
• Speed
• Velocity