CRITICAL THINKING. The top 3 speedsters from the bleachers trial dropped a 6.2 kg rock from the top of the bleachers. Each rock traveled 42 min 6 s What is the kinetic energy of the rock? I​

Since the investigative question has two variables, you need to focus on each one separately. thinking only about the first part of the question, mass, what might be a hypothesis that would illustrate the relationship between mass and kinetic energy? use the format of "if…then…because…” when writing your hypothesis.

An inclined plane wrapped around a metal shaft is a a. lever b. screw c. pulley d. wedge

Which of the following are used in an electrochemical cell? a. electrodes b. electrolyte c. terminals d. all of the above