The answer is B. a flashlight uses a battery to operate.
The battery represents the chemical energy. This is converted into electricity, which is converted into light energy.
Answer:
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Here you are looking on the Free Body diagram of a net force of 0N in both the x and y-directions. the only ones that has that condition met is A and C.
Answer:
B) Observations and experimentation
Explanation:
this is the most suitable words to describe how is Science used in describing the world. we collect the knowledge in organized way and provide it with explanations and start to predict about the future world
ِAny Inventions are based on Science and no Inventions without Observations and experimentation
No one of us have went to a chemistry or a physics labs without using Observations and experimentation
