Which motion occurs at a rate of approximately one degree per day?

Which one of the following research methods can show cause and effect

If an astronaut takes an object to the moon the following is true (choose only one). a the mass will change but the weight will be the same. b both the mass and the weight of the object will be the same. c the weight will change but the mass will be the same. d both the mass and the weight of the object will change.

What quantity do units represent in value