Any advice for a GCSE chemistry student sitting first chemistry paper?

Asap! will give brainiest when a heat wave strikes a region causing more people to run air-conditioning units, electrical demand increases. what needs to be done to meet this increased demand? raising the control rodslowering the control rodsremoving the control rods

Using the first volume and temperature reading on the table as v1 and t1, solve for the unknown values in the table below. remember to use the rules of significant figures when entering your numeric response.

How does kepler second law of planetary motion overthrow one of the basic beliefs of classical astronomy