Question

Fill in the blanks .
answer should be respective and correct otherwise I will report!!!!!​

Answer 1

Answer:

Explanation:

Free fall is possible only in vacuum.

Group 17

A chemical equation is the symbolic representation of a chemical reaction

Electropositive is those elements or groups that give up electrons such as metals (not always) and acidic hydrogen.

That's a measure of power. If you use one kilowatt of power for an hour, you have used 1 kilowatt-hour, abbreviated kWh, of energy. One kilowatt-hour is equivalent to the energy of 1,000 joules used for 3,600 seconds or 3.6 million Joules. In equation form: 1 kWh = 3.6 million J.

Answer 2

1. vacuum
2. 7A
3. chemical equation
4. metal
5. 3600000J