FREE PHYSICS AND STUDY GAMES ABOUT FORCE AND

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FREE PHYSICS AND STUDY GAMES ABOUT FORCE AND

MOTION EXAM QUESTIONS

Qs and Ans Expert- Explanation

This Exam contains:

-Guarantee passing score -17 Questions and Answers -format set of multiple-choice -Expert- Explanation

Question 1: force

Answer:

A push or a pull

Question 2: Gravity

Answer:

The force of attraction between objects that is due to their masses. It can affect the position of an object or the direction of its motion.

Question 3: Unbalanced force

Answer:

When the net force on an object isn't zero. It produces a change in motion.

Question 4: Centripetal force

Answer:

acceleration that occurs in circular motion.

Question 5: reference point

Answer:

A fixed point on Earth that can be used to describe a distance or direction.

Question 6: Speed

Answer:

he rate at which an object moves; need distance and time to calculate

Question 7: Motion

Answer:

When an object changes position in relation to reference point over a period of time.

Question 8: Relative motion

Answer:

When you compare one objects motion to another objects motion

Question 9: Net force

Answer:

The force that results from combining all the forces exerted on an object

Question 10: Balanced force

Answer:

A net force of zero

Question 11: Work

Answer:

When a force causes an object to move in the direction of the force

Question 12: Velocity

Answer:

The speed of an object in a particular direction.

Question 13: Friction

Answer:

A force that oposes motion between two surfaces producing thermal energy

Question 14: Momentum

Answer:

An object in motion has a hard time slowing down once its in motion.

Question 15: Newton

Answer:

term or unit used to express force.

Question 16: Inertia

Answer:

The tendency of all objects to resist any change

Question 17: Decelerate

Answer:

a decrease in speed