Describe what an electromagnet

Give 2 examples of when an electromagnet is used in everyday lives

An Archer shoots an arrow horizontally at 250 feet per second. The bullseye on the target and the arrow are initially at the same height.

What is the name given to the system of units used in the United States? A. Scientific system B. SI C. International System D. U. S. customary units

Does sound travel faster in a warm room or a cold room? Explain your answer.

Choose the correct statement. a. Usually, when one form of energy is converted to another, no energy is wasted. b. The total amount of energy in the universe is gradually decreasing. c. This statement illustrates the first law of thermodynamics. d.

Because light travels in a straight line and casts a shadow, Isaac Newton hypothesized that light is

When the volume increased, what happened to the density?

8. Chemical weathering occurs more rapidly in what kind of climates? A. Desertlike B. Cold with high snowfall amounts C. Cool and dry D. Warm with abundant rainfall

Recoil is noticeable if we throw a heavy ball while standing on a skateboard. If instead we go through the throwing motion but hold onto the ball, without friction effects our net recoil will be A) zero. B) the same as before.

If an electromagnet is used to pick up nails and other metal objects, what happens when the current is turned off?

An electron enters a region of uniform perpendicular en and bn fields. it is observed that thevelocity nv of the electron is unaffected. a possible explanation is: