What are two ways of changing PE?

How are primary and secondary succession similar and how are they different?

a stream flows with a speed of 3.0 meters per second relative to the shore. A kayaker paddles Downstream with the speed of 1.5 meters per second relative to the stream. What is the kayaker speed relative to the shore

Advancements in technology include the development of new or better processes, techniques, equipment, and systems.

Which has more energy for erosion? A. fast-moving stream B. slow-moving creek C. lake D. rainfall

If the frequencies of two component waves are 24Hz and 20Hz, they should produce beats per second

An Unfair Race This applet shows the results of releasing a frictionless block and a rolling disk with equal masses from the top of identical inclined planes.

What are glacial grooves?

What perspective of dream interpretation is being offered? A. Freudian B. activation-synthesis C. Jungian D. motivation Not D

A high-speed train travels 480 km from Paris to Grenoble, France, at an average speed of 180 km/h. How long will it take to reach Grenoble? A. 0.66 h B. 3.8 h C. 0.38 h D. 2.7 h

Water has a specific heat of 4.186 J/g°C, and ethanol has a specific heat of 2.450 J/g°C. Based on this information, which best compares water and ethanol? It requires more heat to raise the temperature of a gram of ethanol by 1°C.