How much does it cost to operate a 695 w heater for exactly 30.0 min if electrical energy costs $0.060 per kw·h?

Asun-sized star will spend most of its lifetime as a: white dwarf red giant protostar main-sequence star

You will be galileo perform the experiment to determine if objects with different mass fall at the same, or different, rates in the air and in a vacuum. (refer to the walk-through video to locate the online lab within the online textbook).

Examine the nuclear reacti why is this classified as a nuclear reaction rather than a chemical reaction? it is not balanced. a new compound is formed. a change has occurred in a nucleus. a new element has been formed.