4 Evidence is only useful to a scientific argument when it's:
A
Based on observation
B.
Measured in numbers
С
Relevant to the claim
D
Collected by a scientist

Which describes fat? a: a carbohydrate that produces energy b: a nucleic acid that directs cell function c: a lipid that stores energy d: a protein that speeds up a chemical reaction

Ineed ! i have no clue how to do this problem.

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