Critical Thinking Using values given in a problem and the equation of distance = speed × time, you calculate a car’s speed to be 290 km/h. Is this answer reasonable? Explain. Under what circumstances might this be a reasonable answer?

Look at the potential energy diagram for a chemical reaction. which statement correctly describes the energy changes that occur in the forward reaction?

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.

Ais not a compound machine. a. bolt b. shovel c. handcart (dolly) d. see-saw (teeter totter)