How do your measured and calculated values for the unknown distance compare? if there is a large discrepancy, why do you think it occurred?

True or false: the revolution of the earth creates day and night as it rotates around the sun

If the chemical properties of a substance remain unchanged and appearance or shape of a substance changes it is called a ?

Selma made a diagram to compare convection and radiation. which label belongs in the area marked x? must involve temperature differences between substances or objects only occurs when molecules are in direct contact involves the movement of fluids based on density differences can occur where there is little or no matter