How many sig figs are in 300000000

A long straight wire carries a current of 50 A. An electron, traveling at1.0*107m/s, is 5.0 cm from the wire.

A person whose mass is 72 kg has a momentum of 700 kg/m/s (E). What velocity must this person be travelling at? (2 sig figs)

Which metal works best to displace hydrogens from acid? A. Mercury B. Gold C. Lead D. Iron

Do clouds and wind appear to follow the same patterns? Can you find any patterns in the direction that they move?

The force between a pair of. 005 charges is 750 N. What is the distance between them?

What is the most advanced life form on earth

Which EM wave is about the size of humans?

Describe how the Catapult works?

Newton's third law of motion states that the force pair acting on different objects consist of two forces that

While working on her science fair project Venus connected a battery to a circuit that contained a light bulb. Venus decided to change the light bulb to a higher resistance, but she wanted to keep the current the same.