Which action best demonstrates the transformation of mechanical energy to heat energy and light energy? striking a matchstick squeezing a sponge ball rubbing hands vigorously releasing a stretched spring

How is the male reproductive system different from other body systems? it isn’t necessary to vital signs. it monitors other body systems, and adjusts if necessary. it transports items from one system to another. it is the only system that produces hormones in the male.

Which of the following is a consequence of urban heat islands? increased precipitation downwind of the city? increased precipitation upwind of the city? decreased winds within the city? increased winds within the city?

To sciences do not agree on which type of grocery bag is better for the environment what is most likely to come out come out of the disagreement