Temperature differences are caused by the differences in air warming from the? 1. Solar Radiation
2. Earth Convection
3. Solar Conduction

What is the length of the unknown leg in the right triangle ?

International calls require the use of a country code. many country codes a 3-digit numbers. country codes do not begin with a 0 or 1. there are no restrictions on the second and third digits. how many different 3-digit country codes are possible?

What power can you write to represent the volume of the cube shown? write the power as an expression with a base and an exponent and then find the volume of the cube