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- 1. Multiple ChoiceFriction is a force that acts in an ___________ direction of movement.similaroppositeparallelwest
- 2. Multiple Choice
Imagine you decide to jump out of an airplane 🛩
Which force is going to pull you down towards earth
Fluid Friction
Static Friction
Gravity
The wind from the airplane
- 3. Multiple Choice
What is gravity?A forceEnergyA pushAll of them - 4. Multiple ChoiceWithout gravity we would________.Float awayStay in the groundNothing would happen.I don't know
- 5. Multiple Choice
What keeps the planets in orbit around the sun?
gravity
friction
density
distance
- 6. Multiple ChoiceAny object with mass has gravity.TrueSometimesFalseNever
- 7. Multiple Choice
The upward force which is exerted against a falling object is
gravity
terminal velocity
air resistance
intertia
- 8. Multiple Choice
A force which causes objects to fall is
weight
gravity
air resistance
absorbency
- 9. Multiple Choice
When a falling object stops accelerating and falls at a constant speed, it is
fluency
constant velocity
acceleration
terminal velocity
- 10. Multiple Choice
Complete the sentence.
It is not the difference in gravity that causes objects to fall at different speeds, it’s the difference in the amount of__________________.
Gravity
Mass
Air resistance
- 11. Multiple Choice
The amount of matter in an object is its _____________.
Weight
Mass
Force
- 12. Multiple Choice
If you jump out of an airplane, which two forces are acting on you?
Gravity and friction
Force and gravity
Gravity and Air Resistance
- 13. Multiple Choice
When you drop a hammer and a feather on the moon what will happen? There is no air on the moon.
They will hit at the same time
The hammer will hit first
The feather will hit first
- 14. Multiple Choice
________ acts to slow the rate at which objects fall.
Thrust
Barometer
Air Resistance
Gravity
- 15. Multiple ChoiceFriction is a force that acts in a(n) ___________ direction relative to a moving object.similaroppositeparallelperpendicular
- 16. Multiple ChoiceWhat is the definition of "weight"?measure of the force of gravity on your bodythe time it takes to get on a ridethe amount of matter in an objectthe size of an object
- Answer choicesTagsAnswer choicesTags