Answer:
A projector or image projector is an optical device that projects an image (or moving images) onto a surface, commonly a projection screen
Explanation:
Geothermal Energy is the heat energy generated and stored in the earth.
Answer:
The molecules in the water spread apart. The molecules in the thermometer's liquid spread apart. When a thermometer was placed in water to measure the water’s temperature. the molecules in the thermometer liquid which is often mercury spreads apart and rises, this shows a temperature increase in the thermometer.
