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Which of the following never changes no matter where in the universe?
mass
pound
weight
force
The force of gravity acting on an object is the object's ______.
matter
weight
friction
mass
Two factors effecting the magnitude of the force of gravity between 2 objects are...
weight and mass
distance and weight
mass and distance
mass and matter
What is the SI unit used to measure force?
kilograms
grams
Newtons
pounds
The amount of matter in an object is.........
weight
force
mass
pressure
The farther apart two objects are, the __ their gravity.
more equal
equal
stronger
weaker
Which of the following has the strongest gravitational pull?
Sun
a ball
earth
mooon
How much gravity an object has depends on its _______.
equal
weight
speed
mass
Why do your feet stay on the ground instead of floating?
volume and mass
weight
centrifugal force
gravity
What would happen if the Earth did not have any gravity?
The moon would crash to earth
life would cease to exist
none
The lifespan of man and animals would drop sharply
Which is the biggest source of light?
stove
moon
The sun
light bulb
Which is not an artificial source of light?
firefly
sparkler
candle
stove
What happens when light hits an object?
The light curve around the object.
The light and the object do not form a shadow.
The light turns to corners.
The object reflects the light.
What kind of matter does light move the fastest?
stove
firefly
sparkler
candle
How does light travel?
no answer
in a wavy path
in a straight path
in a zigzag path
Mediums of light (transparent, translucent, opaque): clear glass window
transparent
