Molecules can be made of atoms of__?

-the same element only.

-different elements only.

-the same or different elements.

Is sodium oxide a compound or element?

About 30 % of earth's water found In

Does sound travel faster in a warm room or a cold room?

The latitude of any location on earth is the angle formed by the two rays drawn from the center of earth to the location and to the equator. the ray through the location is the initial ray. use 3960 miles as the radius of the earth.

How much electrical energy is used by a 75 W laptop that is operating for 12 minutes?

What is a moving mass of water called?

Before the positive psychology movement, psychology focused mainly on

in terms of loudness and pitch how would you compare the sounds made by a mosquito flying near your ear and the croaking of a bullfrog?

Identify whether the following scenarios involve balanced (B) or unbalanced (U) forces: a) A car stopping at a red light b) A ball rolling down a hill c) An airplane flying at constant speed at the same altitude in one direction d) An airplane

4. (**) How can a current be induced in a closed circuit without the use of a battery or electrical power? A. By moving the circuit into a high temperature field B.