Uncategorized 1. Interaction through the application of Forces December 2, 2020December 2, 2020 Shveta 0 Comments What is a Force? hitting another objecttwo objects hitting each othera push or a pullsomething that happens only on the Moon2. What is gravity?A force that happens only in space.A force that moves objects from one place to another.The force that pulls objects down.A push or pull.3. Force in the diagram below is balanced force or unbalanced force? BalancedUnbalancedBothNone of the above4. Which force produces a change in motion?Unbalanced forceFrictional forceGravitational forceBalanced force5. Define Friction.the area around a magnet that applies forcewhen objects experience equal push or pullone surface or object rubbing against each otherthe force that attracts an object through Earth6. What can force do ?Move and stop an objectChange the direction and speed of an objectChange the shape and size of an objectAll of the above7. Which of the following is a contact force?Gravitational forceFrictionElectrostatic forceMagnetic force8. An object at rest will stay at restForeverSo it must be out of energyBecause it has unbalanced forcesUnless an outside force acts on it.9. The amount of matter in an object isMassWeightVolumeDensity10. Which of the following will not change in different gravitational fields?WeightMassForcePounds11. What is the correct SI unit of Weight?NewtonKilogramGramJoule12. Name the instrument used to measure Force.Bean balanceElectronic balanceSpring balanceNew balance13. What will be your body mass on the Moon?Same HigherLowerNot sure14. What is the formula to calculate Weight?W = F X dW = m X gW = m X tW = m X d15. If the Moon's gravitational field strength is 1.6 N/Kg. What is my weight on the Moon if my mass is 90 Kg?562.5 N144 N56.25 N5.625 N
