Constant Acceleration

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 box at rest starts sliding down an inclined plane for 3 seconds, until it reaches a velocity of 27 m/s. What is the boxes acceleration?

• 30 m/s

• 24 m/s²

• 9 m/s²

• 81 km/hr

Tags

NGSS.HS-PS2-1

A dog runs with an initial speed of 7.5 m/s on a waxed floor. It slides to a stop in 15 seconds. What is the acceleration?

• -7.5 m/s

• -7.5 m/s²

• -0.5 m/s²

• 7.5 mi//hr

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

Billy was driving his car and when he reached the tollbooth he slowed down with an acceleration of -8.9 m/s² for 20 seconds. If he started with an initial velocity of 190m/s, what is his final veloctiy?

• -12 m/s

• 12 m/s

• 202 m/s

• -.93 m/s

Tags

NGSS.HS-PS2-1

A speed boat started from rest and accelerated at 2 m/s² during a 12 second window. What is the speed boats final velocity?

• -24 m/s²

• 12 m/s

• 24 m/s

• -12 m/s²

Tags

NGSS.HS-PS2-1

A motorcycle rider increases his speed from 25 m/s with an acceleration of 3 m/s² in 10 seconds. What is the riders final velocity?

• 25 m/s

• -30 m/s

• 55 m/s

• 45 m/s²

Tags

NGSS.HS-PS2-1

A boat increases its speed with an acceleration of 16 m/s² for 5 seconds, starting at 4 m/s. What is the boats final velocity?

• 86 m/s

• 84 m/s

• -84 m/s

• 13 m/s

Tags

NGSS.HS-PS2-1

The Eagles are playing the Patriots in Super Bowl 52. The score is Eagles 31 Patriots 27 with two minutes left. Nick Foles throws a deep ball to Alshon Jeffery the velocity of the football increases at an acceleration of 6 m/s² over 5 seconds to 35 m/s. What was the balls initial velocity?

• 5 m/s

• 13 m/s

• 12 m/s

• 6 m/s

Tags

NGSS.HS-PS2-1

A wagon accelerates at 15 m/s² for 3 seconds reaching a final velocity of 45 m/s. What was the initial velocity?

• 0 m/s

• 5 m/s

• 3 m/s

• 10 m/s

Tags

NGSS.HS-PS2-1