calculating acceleration

Front

Georgia is jogging with a velocity of +4 m/s when she accelerates at +2 m/s² for 3 seconds. How fast is Georgia running now?

Back

10 m/s

Front

A cat was moving at +6 m/s after it accelerated at +4 m/s² for 2 seconds. What was the cat's starting velocity?

Back

2 m/s

Front

A race car is traveling at +76 m/s when it slows down at -9 m/s² for 4 seconds. What is its new velocity?

Back

-36 m/s

Front

Pete is driving down 7th street. He drives 150 meters in 18 seconds. Assuming he does not speed up or slow down, what is his speed in meters per second?

Back

8.3 m/s

Front

A roller coaster is moving at 25 m/s at the bottom of a hill. Three seconds later it reaches the top of the hill moving at 10 m/s. What was the acceleration of the coaster?

Back

-5 m/s²

Front

Mark slams on the brakes after traveling 25 m/s. It takes him 3 seconds to come to a complete stop. What is his acceleration?

Back

-8.33 m/s²

Front

How much time did it take Matthew to slow down to a complete stop, after traveling at 30 m/s with an acceleration of -12 m/s²?

Back

2.5 s

Front

Anthony runs for 300 s from rest with an acceleration of 0.05 m/s². What is his final velocity?

Back

15 m/s

Front

Mars’ gravitational force is less than that of Earth’s. If an astronaut drops a hammer and its speed increases from 0 to 15 m/s in 4.04 s, what is the acceleration due to gravity on Mars?

Back

3.71 m/s²

Front

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

Back

5.7m/s²