Which phrase describes a planet’s period of rotation? a. the shape of its orbit b. its tilt relative to the sun c. one complete spin on its axis d. one complete orbit around the sun and tell why

Modify the equation fδt=δ (mv) to find the force of friction.

Herbivores, carnivores, and omnivores are all types a. decomposers b. producers c. consumers d. biomes

If an atom contains 11 protons in its nucleus, predict the element with the atomic number and electronic configuration. will the number of electrons remain the same during the chemical reaction in such an atom? explain.