Find the torque t on a rod thats 5 m in length thats hit by a 2 N force at a 90 degree angle. a. 7 J
b. 5 J
c. 10 J
d. 0 J
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Ametal ball with a mass of 0.028 kg is dropped from rest at a height of 1.0 meters above the ground. assuming the energy in the ball is conserved, how much kinetic energy will the ball have when it is 0.5 meters above the ground?

Which situation will have the highest resistance? a.long wire and high temperatureb.short wire and high temperaturec.long wire and cold temperaturedshort wire and low temperature

Achlorine atom has 17 protons and 18 neutrons. what is its mass number? what is its atomic number?