Thruth or false 1. The gravitational field is a vector quantity. 2. You spin around your head a small mass on a rope. If you increase the radius while maintaining the same pull force on the string, you will see the frequency of the mass decrease. 3. All masses (even a person!) generate their own gravitational fields.

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Thruth or false

1. The gravitational field is a vector quantity.

2. You spin around your head a small mass on a rope. If you increase the radius while maintaining the same pull force on the string, you will see the frequency of the mass decrease.

3. All masses (even a person!) generate their own gravitational fields.

4. There is a point between two masses where the gravitational field is zero.

5. A mass requires a gravitational field only in space.

6. Two astronauts initially at rest in space will be accelerated towards each other since there is a gravitational force between the two.

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