Within which matter does light travels the fastest? Solid liquid or gas

A long straight wire runs up and down vertically and carries current downward. What is the direction of the magnetic field produced by this current at a location nearby and directly east of the wire?

What two objects have stored energy? A. ball rolling on the ground B. a small rock sitting on top of a big rock C. a stretched rubber band D. a stone lying on the ground

Explain how waste energy is produced when an inefficient lightbulb converts electrical energy into radiant energy.

What happens inside an electric generator

The force that generates the heat and light produced by the sun and other stars is 1. the electromagnetic force. 2. the weak force. 3. the strong force. 4. the gravitational force.

Do substances that heat up quickly have high or low specific heat capacity?

A substance has a specific heat of 0.870 J/g°C. It requires 2,000.0 joules to increase the temperature of 10.0 grams of the substance from its original temperature to its final temperature. By how many degrees did the substance increase? A 87.

How many earth years does it take mars to orbit the sun

Which represents a system that is almost completely closed?

If many household substances classify as acids or bases what is the ph scale