48 POINTS If a transverse wave vibrates up and down three times each second, and the distance
between wave crests is 2 meters, what is the speed of the wave?
1.5 m/s
0.66 m/s
5 m/s
O 6 m/s

Name three different units of energy used to measure heat and describe what type of situations each is usually used.

If an electric circuit is not grounded it is best to reach out and touch it to provide the ground a.true or b.false

3. a lunar exploration vehicle was created by a research team. it weighs 3,000 kg on the earth. it needs an acceleration of 10 m/s2 on the moon. in order to have the same acceleration, what will be the net force acting on the vehicle on the earth?