Which phase can sound travel through?

A. Gas

B. Liquid

C. Solid

D. All of the above

What is the term for the depth of the water needed to float a boat clear of the bottom?

The distance at inferior conjunction (closest to Earth) is calculated by subtracting the planet's orbit size from Earth's distance from the sun (1 au). What is Venus's distance at inferior conjunction?

One has a frequency of 490 Hz and the other is 488 Hz. How many beats per second are heard?

The engine of a locomotive exerts a constant force of 8.0 105 N to accelerate a train to 82 km/h. Determine the time (in min) taken for the train of mass 1.7 107 kg to reach this speed from rest. min

You serve a volleyball with a mass of 2.1 kg. The ball leaves your hand with a speed of 30 m/s. The ball has what energy, kinetic or potential

Why are glass fibers stronger than bulk glass?

1. A 2000kg truck at rest accelerates to 45m/s in 7 seconds. What is its change in kinetic energy?

The speed with which force is developed by skeletal muscles is determined by the

What aviation first is paul maccready credited with

Why is the use of an international system of measurement important for science?