Physics Question Preview (ID: 37525)


For 5th Grade KWMS. TEACHERS: click here for quick copy question ID numbers.

Which force causes a hot air balloon to rise when the air inside it is heated?
a) gravity
b) drag
c) thrust
d) lift

When your pencil falls off your desk, it falls because of the force of:
a) gravity
b) thrust
c) lift
d) drag

Friction is an example of this force:
a) gravity
b) thrust
c) lift
d) drag

The idea that moving objects will keep moving until a new force acts on them is called:
a) momentum
b) inertia
c) gravity
d) none of these answers

The idea that an object that is not moving will not move until a new force acts on it is called:
a) inertia
b) lift
c) momentum
d) none of these answers

If a person pushes a table with 5N of force, and another person pushes back on the table in the opposite direction with 5N of force, what is the net force?
a) 0N
b) 5N
c) 10N
d) 25N

Momentum = force X
a) inertia
b) speed
c) deceleration
d) acceleration

If two people work together to push a heavy desk the same direction, and the first person uses 15N of force and the second person gives 25N of force, what is the net force?
a) 0N
b) 10N
c) 40N
d) 375

A parachute helps slow a person's fall by increasing the force of:
a) gravity
b) lift
c) thrust
d) drag

If a 300 pound toy car is moving at 10mph, what is its momentum?
a) 3
b) 30
c) 310
d) 3000

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