Answer:solar energy
Explanation:
This is the energy gotten from sunlight to knock off electrons from fee atom.
This panel contains photovoltaic cells
Answer:No
Explanation:The amount of mass is the amount of matter in an object if it is contracted the mass stays the same, it is just more dense
Answer:
independent variables are variables in mathematical modeling, statistical modeling and experimental science
Answer:

Explanation:
Given that,
The initial speed of a car, u = 0
Time, t = 18 s
Distance, d = 390 m
We need to find the acceleration of the car. Let it is a. Using the second equation of motion to find it.

or

So, the acceleration of the car is
.
Thermal energy from the coffee is transferred to the mug.