Which waves can travel through a vacuum? A) light waves Eliminate B) ocean waves C) sound waves D) mechanical waves

Advantages and disadvantages of solar energy

What is a barrier island? A. A ridge of sand that forms between the mainland and an island connecting the island to the mainland B. A long ridge of sediment that forms when a spit closes off a bay C.

The power of a machine is 6000 W. This machine is scheduled for design improvements. Engineers have reduced the time for the output by one half from 15 s to 7.5 s. What work would be required to cut the time in half. Step #1 Step #2 Step #3

Different color ca ferent color candy canes are tested to see one type dissolves faster. What is the independent variable?

What is the result of wave motion on water particles? A.) Water particles are pushed forward as they move up and down. B.) Water particles barely move forward as they move up and down. C.) Water particles are pushed down as they move side to side. D.

Ultrasound. High-frequency sound waves (ultrasound) are used to probe the interior of the body, much as x rays do. To detect a small objects such as tumors, a frequency of around 5.10 MHz is used.

Which has the least potential energy

Why does the nucleus of an atom have a positive charge?

Why is the electromagnetic spectrum called a spectrum?

Ariana is accelerating her car at 4.6 m/s^2 it took her 10 seconds to reach this acceleration her starting lost the day was 0 meters per second what was her final velocity