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WorksheetsSummer School Physical Science - CH 3 - Section II Quiz
Total questions: 20
Worksheet time: 11mins
When an object moves in a circular path, it accelerates toward the center of the circle as a result of ____________.
terminal velocity
momentum
centripetal force
friction
An object that is in free fall seems to be _______________.
weightless
slowed by air resistance
speeded up by air resistance
not moving
The amount of gravitational force between objects depends on their ___________.
frictional forces
speed and direction
inertia
masses and the distances between them
The path of a projectile is ___________.
straight
always vertical
always horizontal
curved
An object attached to a string that is being swung in a clockwise circular path is shown. Assume the string breaks at point A. In which direction will the object be traveling an instant later?
Gravity is one of ________ basic forces.
two
three
four
five
A car rounding a curve is subject to __________ force.
rolling
static
centripetal
gravitational
The international space station is a(n) _________ satellite.
natural
lunar
directional
artificial
a force that is directed toward the center of a curved or circular path
centripetal force
inertia
gravity
net force
attractive force between two objects that depends on the masses of the objects and the distance between them
gravity
net force
weight
air resistance
gravitational force exerted on an object
weight
free fall
gravity
terminal velocity
What states that "every object in the universe attracts every other object"?
Law of Universal Gravitation
Newton's First Law of Motion
Law of Universal Attraction
Inertia & gravity
This car is turning, but there’s a puddle of water in the road. Which diagram best shows how the puddle will affect the path of the car after it hits the puddle?
