1. Graph the motion of the cheetah. It was standing near a tree then started running at a very fast speed 35 meters in 5 minutes. It stopped for 6 minutes trying to look further for his prey. Then
he started running for 15 meters in the same direction for 10 minutes. Then the cheetah
stopped for 4 minutes and went back to 35 meters towards the tree where he started in 5
minutes.

Red light strikes a metal surface and electrons are ejected. if violet light is now used with a 10% greater intensity, what will happen to the ejection rate (number of ejected electrons per second) and the maximum energy of the electrons? a) greater ejection rate; same maximum energyb) same ejection rate; greater maximum energyc) greater ejection rate; greater maximum energyd) same ejection rate; same maximum energye) none of the above answers are correct

The electric field direction is defined by the direction of the force felt by (select one of the following answers): 1. a negative charge. 2. a positive charge. 3. both positive and negative charges.

Ajoint produces movement when its angle decreases. which type of movement is it?