CAUSE:

The negative charge on a hairbrush and the positive charge of hair both increase.

EFFECT:

??please help

CAUSE:

The distance between a negatively charged brush and positively charged hair increases

EFFECT:

??? please helppp

Tafari worked one summer on a ship that set weather buoys in the ocean. he watched how one of the buoys moved in the water. describe which parts of the wave would cause the buoy to bob up and down. which wave property determined how fast the buoys bobbed in the water? he observed that when the wind blew harder, the ocean waves were larger, and the buoys moved away from the ship. what effect, if any, did the waves have on how far the buoys moved? explain your answer.

Amira pulls a 3 pound wagon 4 feet. how much work has she done?

What are two different ways you could find the value of a? explain these methods.