A motor uses motion in a magnetic field to produce an electric current. true or false

Which of the following situations discusses work in the scientific sense? A. A body moves at constant velocity. B. An object is held three feet above the ground. C. An object is lifted three feet. D. A table holds up a 25 pound weight.

Can all waves be distorted, deflected, or changed? Explain your response.

Which of the following is a possible explanation for a set of observations or answer to a scientific question? A. prediction B. hypothesis C. variable D. law ?

a mass spring system makes 50 complete osillations in 10 seconds. what is the period and frequency of the oscillations

A stone was dropped off a cliff and hit the ground with a speed of 96 ft/s. What is the height of the cliff? (Use 32 ft/s2 for the acceleration due to gravity.)

Which features do sound waves have the ocean and light waves do not

Select the statement that is true regarding scientific theories. A. Scientific theories are what laws are called before they are proven. B. Scientific theories attempt to explain why natural events occur. C.

If the temperature of the air in a certain region is increased by heating from the sun, does the air pressure at the ground increase or decrease?

What is a step up transformer

What is the thickness of a human hair?