Which statement best describes scientific laws? (1 point)

Group of answer choices

Scientific laws are facts that describe natural events.

Scientific laws are theories that have been proven to be true.

Scientific laws are based on opinions and testing.

Scientific laws are the result of scientific explanations of ideas

Around faucet handle is part of a(n) a. lever b. screw c. inclined plane d. wheel and axle

Which is not true about oxygen-17 and oxygen-18?

(a) assume the equation x = at^3 + bt describes the motion of a particular object, with x having the dimension of length and t having the dimension of time. determine the dimensions of the constants a and b. (use the following as necessary: l and t, where l is the unit of length and t is the unit of time.) (b) determine the dimensions of the derivative dx/dt = 3at^2 + b. (use the following as necessary: l and t, where l is the unit of length and t is the unit of time.)