1) The upward force of a liquid or air that keeps things afloat is called __________ a) Matter b) Buoyancy c) Mass d) Weight 2) A measurement that describes the number of unit squares that cover a surface is called ________ a) Area b) Weight c) Volume d) Length 3) The measurement used that measures the force of gravity between an object and earth is_________ a) length b) volume c) density d) weight 4) The amount of matter in an object is called the __________ of an object. a) density b) weight c) mass d) length 5) Anything that takes up space and has mass is called __________ a) matter b) weight c) density d) buoyancy 6) To measure matter, scientists use the standard units in the _____________ a) density b) matter c) mass d) metric system 7) Which of the following is an example of a liquid? a) water b) ice c) steam d) a desk 8) Which of the following is an example of a solid? a) water b) ice c) steam d) helium 9) Which of the following is an example of a gas? a) helium b) soda c) a ball d) ice 10) The measurement that tells how much space an object takes up is called _________ a) mass b) desntiy c) volume d) buoyancy 11) Which of the following items would NOT have buoyancy? a) a boat b) a rock c) a life-jacket d) rubber ducky 12) An ice floats in water because the ice cube is less ___________________ than the water. a) dense b) mass c) volume d) area 13) Which of the following is NOT a type of gas? a) steam b) helium c) ice d) smoke 14) Which of the following is NOT a liquid? a) an apple b) water c) orange juice d) Diet Coke 15) In the picture: which picture shows the particles of a solid? a) 1 b) 2 c) 3 16) In the picture: which picture shows the particles of a liquid? a) 1 b) 2 c) 3 17) In the picture: which picture shows the particles of a gas? a) 1 b) 2 c) 3 18) What system do we use to measure that is much more accurate than using our hands to measure? a) metric system b) matter c) desnity d) buoyancy 19) What are the 3 R's that help save our planet from pollution? a) reuse, reduce, reply b) reduce, reuse, recycle c) clean, reuse, recycle 20) Which of the following is NOT an example of a solid? a) a desk b) a car c) a house d) steam

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