1) Before a flower can make fruit and seeds, ______ must happen in the flower. a) pollination b) dispersal c) growth 2) When water freezes, it changes from ______. a) a liquid to a gas b) a solid to a liquid c) a liquid to a solid 3) The process of ______ breaks down rocks into smaller and smaller pieces. a) erosion b) weathering c) heating 4) Pollen is moved by animals such as birds and bees. Which can also move pollen? a) dirt and grass b) cars and bikes c) wind and water 5) Jack is traveling through land that is very flat. Which landform is he most likely seeing? a) plains b) mountains c) hills 6) Some solids like a rock are ......... a) hard b) soft 7) A(n) ______ causes slow changes to Earth's surface. a) landslide b) glacier c) earthquake 8) A habitat provides the water,......... , and space a plant needs to live and grow. a) nutrients b) animals 9) A student is looking at a map of Earth. She decides most of Earth's water is in the ocean. What most likely helped her decide this? a) The map shows how deep the ocean is. b) Sometimes there are big pieces of land next to the ocean. c) The ocean covers more of Earth's surface than anything else d) There are some blue spots on the land that are not part of the ocean. 10) .........................and....................are types of fresh water. a) Melted ice - snow b) The ocean- mud c) mud- snow 11) The Arctic has a lot of snow and ice. It is a ............ a) desert b) rain forest 12) To take something apart is to ______ it. a) disassemble b) assemble c) combine 13) Which materials have the ability to absorb water? Select all that apply. a) towel, sponge b) rock, sponge c) sponge, marble d) marble, towel 14) ......take in water and nutrients from the soil a) Branches b) Roots c) Leaves 15) Which can not be taken apart? a) a puzzle after it is assembled b) a building made of connecting cubes c) cookie ingredients after they are baked 16) A puzzle and a tower made with wood blocks can be assembled and disassembled. What do these objects have in common? a) They are made out of the same material. b) They are the same size. c) They are made of smaller pieces that can be put together and taken apart 17) Anna wants to come up with a plan to help stop wind erosion on a beach. What should she do? a) tell people to come to the beach on windy days b) dig holes in the sand along the sides of the beach c) plant grass along the beach to hold the sand in place d) use a rake to push the sand around to make it more flat 18) What does the liquid from a volcano become when it cools? a) rock. b) water. c) fire. 19) Which property best describes both a towel and a brick? a) flexible b) rough c) solid. 20) Tom wants to build a toy truck. He has many materials to choose from. Max should consider the of each material before he starts building. a) properties b) relationship

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