Unit 1 Physics Quiz Review: Equilibrium

In a drill, a player runs the length of the 30 m court and back.

The player does this three times in 60 seconds.

The average speed of the player during the drill is...

• 0.0 m/s

• 0.50 m/s

• 3.0 m/s

• 0.39 m/s

• 2.5 m/s

A student on an amusement park ride moves 35 m in 8.9 s. The student moves at an average speed of ...

• 3.9 m/s

• 1.2 m/s

• 2.5 m/s

• 4.3 m/s

A baseball player runs 27..4 m from the batter's box to first base, overruns the base by 3 m and then returns to first base. Compared to the total distance traveled by the player, the magnitude of the player's total displacement from the batter's box is

• 3 m shorter

• 6 m shorter

• 3 m longer

• 6 m longer

A high speed train travels a distance of 300000 m in 3600 s What is the average speed of the train?

• 0.012 m/s

• 0.083 m/s

• 12 m/s

• 83.3 m/s

Which graph best represents the motion of an object traveling at a constant positive velocity?

• A

• B

• C

• D

The displacement of the student from start to finish is

• 1.40 km north

• 1.40 km south

• 5.00 km north

• 5.00 km south

The magnitude of an unbalanced force applied to a 4 kg crate is 10 N. If the magnitude of this applied unbalanced force is doubled, the inertia of the crate is

• Halved

• unchanged

• doubled

• quadrupled

A 12 kg cart is moving at a speed of 0.25 m/s. After the speed of the cart is tripled, the inertia of the cart will be

• unchanged

• one-third as great

• three times greater

• nine times greater

Which terms identify two scalar quantities?

• Force and Acceleration

• Impulse and Distance

• Mass and Velocity

• Energy and Time

Which graph best represents the motion of an object in equilibrium?

• A

• B

• C

• D