Why can't sound be heard in space?

The number of electrons in the outer ring of the elements phosphorus, iodine, vanadium, cobalt, sodium, nitrogen, helium, gold, zinc

The fisherman steps off a boat, which is in the water, onto a dock. What happens?

Which of the following is not a type of system? Biomedical Ecological Social Biological (not sure if this is physics but it doesn't give me the option to pick science for subject)

The head of a state government in the United States is referred to as which of the selections below?

Supposing you were in space ... in a weightless environment, would it require a force to set an object in motion? Explain ... it wouldn't, right? because it's in space, no gravity to pull it, or act upon it ... so it would just float?

Which of the following is equivalent to 10 kilograms? a) 1000 grams b) 100 hectogram c) 1 hectogram d) 1000 centigrams

When did einstein publish his theory of relativity

Acceleration is rate of change of?

1. Find the kinetic energy of a. 023 kg bullet moving at 420 m/s.

What evidence can you cite for the particle nature of light? 1. Refraction phenomenon of light 2. The many colors of light 3. Diffraction phenomenon of light