Newton's Laws of Motion Review

Worksheet by Latanja Thomas
Newton's Laws of Motion Review Grade 7 worksheet preview
Subjects
Science
Grades
Grade 7
Language
ENG
Assignments
5 classrooms used this worksheet

Identify Newton's Laws of MotionFirst Law: An object at rest will remain at rest and an object in motion will remain in motion traveling at the same speed and in the same direction unless acted upon by an unbalanced force.Second Law: Acceleration of an object depends on the force acting on it and its mass. Force = mass x accelerationThird Law: For every action force there is an equal and opposite reaction force. 1. A magician pulls a tablecloth out from under dishes and glasses on a table without disturbing them. This is an example of Newton's _ law. first second third 2. Pushing a child on a swing is easier than pushing an adult on the same swing because the adult has more mass. This is an example of Newton's _ law. first second third 3. A student leaves a pencil on a desk and the pencil stays in the same spot until another student picks it up. This is an example of Newton's _ law. first second third 4. A soccer player kicks a ball with her foot and her toes are left stinging after the kick. This is an example of Newton's _ law. first second third 5. A person's body is thrown outward as a car rounds a curve on a highway. This is an example of Newton's _ law. first second third 6. Rockets are launched into space using jet propulsion where exhaust accelerates out from the rocket and the rocket accelerates in an opposite direction. This is an example of Newton's _ law. first second third 7. A volleyball accelerates more than a bowling ball when thrown with the same force. This is an example of Newton's _ law. first second third 8. A passenger in a car not wearing a seatbelt will fly forward when the driver slams on the brakes. This is an example of Newton's _ law. first second third 9. What is the force applied to a chair that has a mass of 10 kg and accelerates .02 m (Formula: f=m x a; Units: Newtons) 0.2 Newtons 500 Newtons 0.002 Newtons 10. What is the force applied when a 700kg car hits a barrier accelerating at 24 m (Formula: f=m x a) 229,612.5 Newtons 29.17 Newtons 16,800 Newtons

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