An electric toy draws 0.5 A of current from a 120 V outlet.  How many watts of  power does the toy consume?

Why are heavier elements much larger than lighter elements?

Calculate the power in watts of a hair dryer that operates on 120 V and draws a current of 10 A.  

The smallest particle of an element that has all the element’s chemical properties is a/an

How many shells are represented in the presently known periodic table?

Why can’t atoms be seen with visible light?

The internal energy can be increased by ________. (a) transferring heat from the surroundings to the system (b) transferring heat from the system to the surroundings  (c) doing work on the system

Energy that something possesses because of its motion is

Which one of the following does the speed of sound in air not depend on?

Normally what is the hearing range of a young person in Hertz?