Radiant energy is the energy of electromagnetic and gravitational radiation
Mass and distance
If mass is doubled, the force of gravity between the objects is doubled
Answer:
He can figure out if they heat to the same temp with the thermometer.
Explanation:
They have different boiling points and heat up at different rates so they would have different temps at the same time
Answer:

Explanation:
The function of the current with respect to time is the derivative of the charge function with respect to time t. We can apply chain rule to differentiate it:

Answer:
Explanation:
Check attachment for solution