About how fast are Earth's tectonic plates moving, on average? A. 0.2-0.5 cm/yr B. 2-10 cm/yr C. 50-100 cm/yr D. 10-20 m/yr

While painting the top of an antenna 225 m in height, a worker accidentally lets a 1.00-L water bottle fall from his lunchbox. The bottle lands in some bushes at ground level and does not break.

Sound waves have relatively long wavelengths. We can hear people around the corner before we can see them. Which wave behavior does this illustrate?

The being water held back by a dam possesses which type of energy? A) nuclear energy B) chemical energy C) potential energy D) kinetic energy

What forms when air masses with different temperatures meet? a. storms. b. thunder. c. fronts. d. currents

Which law of motion accounts for the following statement? "A ball hit by a man travels faster than one hit by a boy."

A Blu-ray disc is approximately 11 centimeters in diameter. The drive motor of a Blu-ray player is able to rotate up to 10,000 revolutions per minute. (a) Find the maximum angular speed (in radians per second) of a Blu-ray disc as it rotates

A body has translatory motion if it moves along a

What is Nothing. (sorry i have been wondering this for a very long time)

What is the weight of a 15kg dog on earth?

Identify the scenario below as to whether they increase, decrease, or not change the frequency in which a string vibrates and thus change its pitch. Assume that no other changes are happening. 1. Tightening a string for greater tension 2.