What is the change in momentum of a 0.18 kg arrow that is traveling at 100 m/s and is stopped by a hay

bale in 2 seconds?

The current in a series circuit is 19.3 A. When an additional 7.40-Ω resistor is inserted in series, the current drops to 13.4 A. What is the resistance in the original circuit?

If you throw a rock into a pond, it creates a wave in the water. what is responsible for creating an electromagnetic wave? hints

Based on relative bond strengths, classify these reactions as endothermic (energy absorbed) or exothermic (energy released) endothermic B2+C2-->2BC A+BC-->AB+C exothermic AB+C-->AC+B A2+C2-->2AC A2+B2-->2AB

Write the nuclear reaction: Krypton-32 is produced after the nucleus underwent beta decay. (Kr)

Can a moving object have gravitational energy?

A weightlifter lifted 800 Newtons to a height of 2.5 meters. What is the power output if this was done in 1.22 seconds?

What conditions must be present for a translational and rotational equilibrium of a rigid body?

In objects motion will not change is the force is acting on the object are blank

How fast or slow an object is moving and in what direction

Which paragraph shows the correct relationship between kinetic energy and speed?