Newton's First Law of Motion: Review 1 :

Check your understanding of forces, motion, and the law of inertia by finding the words that correctly complete the sentences.

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1. An unbalanced force is a force that CHANGES the motion of an object

2. FRICTION is a force caused by the rubbing of one object or surface against another.

3. The resistance of any object to a change in motion is known as INERTIA.

4. According to Newton’s Law of Inertia, an object at rest WILL STAY AT REST unless and until it comes into contact with an unbalanced force.

5. Friction, gravity, and AIR CURRENTS are three examples of unbalanced forces.

6. According to Newton’s Law of Inertia, an object in motion WILL STAY IN MOTION unless and until it comes into contact with an unbalanced force.

7. Gravity is a force with which the Earth, moon, sun, and other massively large objects attract objects TOWARDS themselves.

8. A ball rolling on ice will go FARTHER than a ball rolling on grass because there is less friction on ice.

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Newton’s First Law of Motion: Review 1

Newton's First Law of Motion Match It