4 Points
Which of the following describes a velocity vs. time graph that looks like this?
velocity
time
O
O
A. Decreasing velocity
B. Constant, positive acceleration
O
c. Constant velocity
O
D. Zero acceleration

If you want to create an electrical current, which situation would produce a solution capable of this

How does a large body of water, such as the ocean, influence climate?

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