IS
What is the force of gravity (approximate) on a 500-N woman standing on Earth's surface?
500 N
A ball tossed at an angle of 30 degrees with the horizontal will go as far down range as one tossed at the same speed at an angle of...
60 degrees
Inside a freely falling elevator, there would be no...
Apparent weight for you
A bullet fired from a rifle begins to fall...
As soon as it leaves the barrel
A very massive object A and a less massive object B move toward each under the influence of gravitation. Which force, if either, is greater?
Both forces are the same
What does centripetal mean?
Center-seeking
A rock is thrown upward at 50 degrees with respect to the horizontal. As it rises, it's vertical component of velocity...
Decreases
An object is placed exactly halfway between earth and the moon. The object will fall toward the...
Earth
According to Newton, the greater the masses of interacting objects, the...
Greater the gravitational force between them
If the radius of Earth somehow decreased with no change in mass, your weight would...
Increase
If the mass of Earth somehow increased with no change in radius, your weight would.
Increase also
Two objects move toward each other because of gravity. As the objects get closer and closer, the force between them...
Increases
According to Newton, the greater the distance between masses of interacting objects, the...
Less the gravitational force between them.
Where is the center of gravity in a triangle?
One third up from the base
A rock is thrown upward at 50 degrees with respect to the horizontal. As it rises, it's horizontal component of velocity...
Remains unchanged
A projectile is fired vertically from the surface of Earth at 10 km/s. The projectile will...
Rise and fall back to Earth's surface
Issac Newton discovered?
That gravity is universal