Maslow's research found that monkeys were less aggressive when they had water.

Which of the following always exist between two objects having mass ● elastic force ● contact force ●gravitational force ●magnetic force

The difference between the observed value and the mean of the set of values is a

While trees are not the largest level in the pyramid of numbers, they are still the base for both the pyramids of biomass and pyramids of energy. select the best answer from the choices provided t f