Nothing is exempt from which states the total energy remains constant during a physical change.
a. the law of energy conservation
b. the conservation law of angular momentum c. the law of gravity d. newton’s law of motion

Wavelength, frequency, and energy are related. what happens to a wave as it’s wavelength gets shorter?

If angle "a" is 25°, angle "b" is: a) equal to angle c b) less than angle c c) greater than angle c

Alandscaper is shopping for landscaping materials. she wants to use materials through which water flows easily. which materials should she choose? check all that apply. clay gravel granite rocks with cracks loosely packed soil