lighting and thunder accour at the same time yet we see the flash of lightning before we hear the clap of thunder what does this indicate about the speed of light compared with the speed of sound

Velocity of a car that travled 120 miles in 2 hours

To solve a problem using the equation for keplerâs third law, enrico must convert the average distance of mars from the sun from meters into astronomical units. how should he make the conversion?

What shape are the universe's largest known galaxies? Question 12 options: A. elliptical B. spiral C. There aren't large galaxies! D. irregular

An iron nail floats in mercury and sinks in water. Explain why?

One of the major ways ocean contribute to weather system is that the ocean?

Along some shorelines, incoming waves cause the water to simply rise and fall rather that form a surf zone. What does this tell you about these shorlines?

Which word best describes the rate at which work is done? work energy power velocity

Explain why a valve would last longer in the pulmonary position than in the aortic position

Think about the process of heating water, the heating and upward motion of hot steam and air, and the spiral spinning. For these events, list each form of energy associated with the heat source, the water, the steam and air, and the spiral.

A long rope with mass m is suspended from the ceiling and hangs vertically. A wave pulse is produced at the lower end of the rope, and the pulse travels up the rope.