A ball is thrown directly downward with an initial speed of 8.00 m/s, from a height of 30.0m. After what time interval does it strike the ground?

Energy is lost when machines don't work right

Which number should be placed in the blank to make the equation balanced N2 + 02<2NO2

As waves travel away from a source of light, they spread over a larger area. Which describes the effect of distance on the intensity of light?

How is the mode of a data set defined? A. It is the middle value of the set. B. It is the most common value in the set. C. It is the average of the different values in the set. D. It is the difference between the highest and lowest values of the set.

How does speed relate to motion energy?

Describe the energy transfer when you touch a block of ice with your hand

1: Explain how insurance transfers risk to a third party.

How do you find period when you have frequency

Which electromagnetic waves have a higher frequency than visible light

Calculate the speed for a car that went a distance of 125 miles in 2 hours time