Give 5 physical quantities in physics and their formulas and SI units

The slope of a good speed time indicates ? a. velocity b. acceleration c. direction d. speed

(**i would really appreciate if this was answered soon** ) which pair of quantities includes one quantity that increases as the other decreases during simple harmonic motion?

Which of the following is the main energy source for the sun? a. fission of hydrogen b. fusion of hydrogen c. fusion of helium d. fission of iron