Review for PTMS Quiz PS.8 a and PS.8b

Cameron is preparing for a race. His goal is run likes to walk 30 meters in 10 seconds.

Would his speed be?

A roller coasters accelerates from an initial velocity of of 0 m/s to a final velocity of 70 m/s over 4 seconds.  What's the acceleration?

Match the description to the graph:

"The car is stopped."

Match the description to the graph:

"The car is traveling at a constant speed away from starting position."

Match the description to the graph:

"The car is returning to start."

Match the description to the graph:

"The car is decelerating."

Which is faster?

An astronaut would weigh less on on the Moon than on the Earth because . . .

A 300 kg object accelerates at a rate of 4 m/s². What force is required to produce this acceleration?

Select the equation to solve the word problem.

As the fuel in the rocket ignites, the force of the gas expansion and explosion pushes out the bottom of the rocket and pushes the rocket upwards.

After you start up your dirt bike, as you give it more gas, it goes faster.

When you are standing up in a subway train, and the train suddenly stops, your body continues to go forward.