The surface area of the earth's crust is 5.10*10^8km^2. the average thickness of the earth's crust is 35km. the mean density of the earth's crust is 2.8g/cm^3. the most abundant element in the earth's crust is oxygen with an abundance of 4.55*10^3g/t. calculate the total volume of the earth's crust.

Match the atomic particles with their characteristics. 1. made of two protons and two neutrons neutron 2. similar to an electron; positive charge neutrino 3. orbits nucleus; negative charge positron 4. bundle of energy; zero charge proton 5. found in nucleus; positive charge meson 6. very unstable; +, -, or zero charge gamma 7. found in nucleus; zero charge electron 8. negative particle; negative charge beta 9. atomic energy converted to mass alpha

One form of energy can be another type of energy. a. created to form b. transformed into c. destroyed and then created to form

Infrared radiation has wavelengths that are shorter than visible light is part of the visible light spectrum has wavelengths that are longer than visible light has the same wavelengths as ultraviolet radiation