If you halve the value of the rms speed of an ideal gas, the absolute temperature must be? 1. reduced to one-half its original value.
2. reduced to one-quarter its original value.
3. unchanged
4. increased to twice its original value
5. increased to four times its original value.

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.