The main goal of developing technology is a) learn about the universe and the laws of nature. b) design new scientific instruments. c) make new inventions and processes to benefit humans. d) make new scientific discoveries.

Displacement is the slope of a velocity vs. time graph a. true b. false

How does a catalyst increase the speed of a reaction? a. the catalyst eliminates the activated complex stage, allowing products to form immediately. b. the catalyst lowers the energy level of the reactants, making it easier for them to react. c. the catalyst makes it easier for the activated complex to form, lowering the activation energy. d. the catalyst raises the energy level of the products, making the reaction finish sooner. reset next

What must be in balance for temperatures to remain constant?