1) What happens to your mass on the moon? a) It increases b) it stays the same c) It decreases  d) It disappears 2) The gravitational force between two objects is strongest when: a) They are far apart b) They are close and massive c) They are small d) They are moving fast 3) Which of these is NOT a force pair? a) Hand pushes wall, wall pushes hand b) Earth pulls apple, apple pulls Earth c) Gravity pulls moon, moon pulls Earth d) Gravity pulls ball, friction slows ball 4) What is the reaction force when you sit on a chair? a) Chair pushing upward b) Gravity pulling downward c) Air resistance d) Friction 5) What happens when two objects of different mass fall in vacuum? a) Both fall at same rate b) Neither falls c) Heavier falls faster d) Lighter falls faster 6) Why don’t we feel the gravitational pull of small objects? a) They repel gravity b) Their mass is too small c) Gravity doesn’t affect small objects d) They are too far 7) If Earth’s gravity disappeared, the moon would: a) Fall to Earth b) Stay in orbit c) Fly off in a straight line d) Spin faster 8) What is the unit of gravitational force? a) Joule b) Newton c) Watt d) Kilogram 9) Which of the following is a force pair? a) Gravity and friction b) Action and reaction c) Mass and weight d) Speed and velocity 10) Gravitational force is always: a) Repulsive b) Attractive c) Neutral d) Variable 11) What happens to gravitational force when distance increases? a) It increases b) It stays the same c) It decreases d) It disappears 12) Weight is: a) Mass × gravity b) Mass ÷ gravity c) Gravity ÷ mass d) Mass + gravity 13) What is the gravitational constant (G)? a) 9.8 m/s² b) 6.67 × 10⁻¹¹ N·m²/kg² c) 3.14 d) 1.6 × 10⁻¹⁹ C 14) What does Newton’s third law state? a) Objects in motion stay in motion b) For every action, there is an equal and opposite reaction c) Force equals mass times acceleration d) Gravity pulls objects downward 15) A swimmer pushes water backward. What happens next? a) Water pushes the swimmer forward b) Water pulls the swimmer down c) Water pushes the swimmer backward d) D) Nothing 16) When a bird flaps its wings downward: a) Air pushes the bird downward b) Air pushes the bird upward c) Gravity increases d) D) Nothing happens 17) Which of the following best illustrates Newton’s First Law? a) A ball rolling until friction slows it down b) B) A rocket launching into space c) A person pushing a box d) D) A falling apple 18) Newton’s Second Law is expressed as: a) F = m + a b) F = m ÷ a c) F = m × a d) F = a ÷ m 19) Newton’s First Law states: a) Force equals mass times acceleration b) For every action, there is an equal and opposite reaction c) An object in motion stays in motion unless acted on by a force d) Gravity pulls objects toward Earth 20) Which example shows Newton’s Second Law? a) A ball staying still b) A person pushing a cart and it speeds up c) A balloon floating d) A book resting on a table

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