As a satellite is accelerated away from the Earth by a rocket, the satellite's mass

1.   ?    remains the same
2.   ?    decreases
3.   ?    increases

Which is the most likely mass of a high school student?

1.   ?    5 kg
2.   ?    1 kg
3.   ?    60 kg
4.   ?    250 kg

Which two quantities are measured in the same units?

1.   ?    force and momentum
2.   ?    weight and force
3.   ?    mass and weight
4.   ?    velocity and acceleration

If the distance between a spaceship and the center of the Earth is increased from one Earth radius to four Earth radii, the gravitational force acting on the spaceship becomes approximately

1.   ?    16 times greater
2.   ?    1/16 as great
3.   ?    4 times greater
4.   ?    1/4 as great

Two point masses that are equal are separated by a distance of 1 meter. If one mass is doubled, the gravitational force between the two masses would be

1.   ?    one-fourth as great
2.   ?    four times greater
3.   ?    one-half as great
4.   ?    two times greater