GCSE FM Mechanics Quiz 1

This occurs when an object speeds up, slows down, or changes direction.

• Speed

• Velocity

• Acceleration

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

• 750 seconds
• 35 seconds
• 0.3 seconds
• 3.3 seconds

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

A block starting from rest slides down the length of an 18 meter plank with a uniform acceleration of 4.0 m/s². How long does the block take to reach the bottom?

• 4.5 s
• 2.0 s
• 3.0 s
• 9.0 s

A car accelerates uniformly from rest at 3.2 m/s². When the car has traveled a distance of 40. m, its speed will be

• 8.0 m/s
• 12.5 m/s
• 16 m/s
• 128 m/s

What kind of acceleration is shown here?

• positive
• negative
• none
• varies

Tags

CCSS.HSF.IF.B.4

What is the velocity?

• positive
• negative
• decreasing
• increasing

The acceleration from 0-1s is ______m/s².

The acceleration from 3-5s is ______m/s².

The deceleration from 5-7s is ______m/s².