Radio telescopes detect waves with a wavelength of roughly 10 m.

True

False

Do any of the galaxies appear to be closer to each other as your universe expands? What does this say about the possibility of galaxies colliding with each other?

When may a scientist change a hypothesis

What is the net force acting on a golf car traveling at a constant speed of 5 mph? A - 10N B - 0N C - 15N D - 5N (Make sure your answer is right)

Is a mirrors surface opaque or transparent or translucent?

A stone is thrown straight downward with a speed of 20 m/s from the top of a tall building. If the stone strikes the ground 3.0 seconds later, about how tall is the building? A) 45m B) 60m (wrong) C) 90m D) 105 m

A girl that has a mass of 55kg is standing on a floor, how much supporting force does the floor have?

What amount of temperature do you need to make a metamorphic rock?

What is the current hypothesis on how the Earth was formed?

a 7.3kg gallon paint can is lifted 1.78 meters vertically to a shelf. what is the change potential energy of the paint can

How does wave energy impact the erosion of a rock?