Physics Final Exam Review Quiz

Which of the following are two factors that determine speed?

• distance and time

• motion and time

Which of the following explains the difference between speed and velocity?

Which of the following best represents acceleration as presented on a graph?

• distance change vs. time

• velocity change vs. time

Which of the following choices best represents force?

• a push or a pull acting without an object

• a push or a pull acting on an object

Which of the following always causes change in speed, direction, or both?

• balanced forces

• unbalanced forces

What is a force that opposes motion between two surfaces that are in contact?

• friction

• motion

Which is an example of friction that is helpful?

• car engine parts wearing out

• tires moving a car forward

What is the net force on an object when you combine a force of 10 N north with a force of 5 N south?

• 50 N north

• 5 N north

Dividing the total distance traveled by the total time is how to calculate what?

• average speed

• average acceleration

What is a way to reduce friction?

• Press harder while sanding wood

• Wax skis before skiing down a slope