When the only force acting on a falling object is gravity, the object is said to be
The law of universal gravitation states that any two objects in the universe, without exception,
What allows us to stand upright and keeps us from falling through the ground?
Gravitational force is affected by:
Astronauts in orbit are not truly weightless.
Newton’s second law of motion states that force equals mass
How does the force of gravity on Jupiter compare to the force of gravity on Earth?
A boy is pushing forward on a crate with a force of 100 newtons. The reaction force is
The force of gravity on the surface of a planet will affect a person's or object's _________.
If gravity did not affect the path of a horizontally thrown ball, the ball would ____.
According to Newton’s third law of motion, a reaction force between two objects is
Forces always act alone.
A net force of 100 N is moving a mass with an acceleration of 5 m/s2. What is the mass of the object?
Why does a car move forward while traveling on a road, even though its wheels are equipped to spin backwards?
When a flying bug hits a moving train, no effect is observed on the train because___________.
A rocket launching is an example of Newton's ______ law.
Weight is measured as the downward force of __________.
When a ball bounces off a wall, the net force on the ball is zero because of action and reaction forces.
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