3 years ago

What force makes a marble roll across level ground eventually come to a stop?

1 answer:

4 0

That would be the force of friction. If it had too much friction, it would set on fire. Which is why when you rub a stick on a log, friction is generated and set the log on fire.Hope this helps!

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A 40-W lightbulb is 1.7 m from a screen. What is the intensity of light incident on the screen? Assume that a lightbulb emits ra

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Answer:

Intensity, $I=1.101\ W/m^2$

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