Two objects attract each other gravitationally. If the mass of each object doubles, how does the gravitational force between them change? The gravitational force increases by a factor of 4. The gravitational force decreases by a factor of 4. The gravitational force increases by a factor of 2. The gravitational force decreases by a factor of 2. O The gravitational force remains unchanged.

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Two objects attract each other gravitationally. If the mass of each object doubles, how does the gravitational force between them change?
The gravitational force increases by a factor of 4.
The gravitational force decreases by a factor of 4.
The gravitational force increases by a factor of 2.
The gravitational force decreases by a factor of 2.
The gravitational force remains unchanged.
Transcribed Image Text:Two objects attract each other gravitationally. If the mass of each object doubles, how does the gravitational force between them change? The gravitational force increases by a factor of 4. The gravitational force decreases by a factor of 4. The gravitational force increases by a factor of 2. The gravitational force decreases by a factor of 2. The gravitational force remains unchanged.
A hypothetical planet has a mass one-third of and a radius three times that of Earth. What is the acceleration due to gravity on the planet in terms of g, the acceleration due to
gravity on Earth?
The acceleration due to gravity is g.
The acceleration due to gravity is g/9.
The acceleration due to gravity is 3g.
The acceleration due to gravity is 9g.
The acceleration due to gravity is g/3.
The acceleration due to gravity is g/27.
Transcribed Image Text:A hypothetical planet has a mass one-third of and a radius three times that of Earth. What is the acceleration due to gravity on the planet in terms of g, the acceleration due to gravity on Earth? The acceleration due to gravity is g. The acceleration due to gravity is g/9. The acceleration due to gravity is 3g. The acceleration due to gravity is 9g. The acceleration due to gravity is g/3. The acceleration due to gravity is g/27.
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