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study and review these flash for the big test

How many layers of the Earth are there? four
What protects the inside of a plant cell? cell wall
What is another way to write water? H2O
What part of the ocean is flat on the ocean floor? abyssal plain
What shape does a plant cell looks like? rectangular
Which is the largest planet in the solar system? Jupiter
The moon has less_______than on Earth gravity
What type of clouds is big ,and grey and creates thunderstorms? cumulonimbus
What are the three motions of ocean water? waves,tides,currents
what do bats use to find food? echolocation
Blue-green algae and bacteria belong to what kingdom? moneran
What energy exist in two states? kenetic and potential
Created by: zeus123