MatterOnline version Matter by Luz Álvarez Herrero 1 The atom is the smallest particle of matter a TRUE b FALSE 2 YOU CAN SEE ATOMS WITHOUT USING ANY MACHINE a TRUE b FALSE 3 A MOLECULE IS MADE WHEN TWO OR MORE ATOMS JOIN TOGETHER a TRUE b FALSE 4 A WATER MOLECULE IS MADE FROM TWO ATOMS OF OXYGEN AND ONE ATOM OF HYDROGEN a TRUE b FALSE 5 PURE SUBSTANCES ARE MADE FROM ONE TYPE OF ATOM OR ONE TYPE OR MOLECULE a TRUE b FALSE 6 ELEMENTS ARE MADE FROM MOLECULES a TRUE b FALSE 7 AN EXAMPLE OF A COMPOUND IS WATER a FALSE b TRUE 8 MOLECULES ARE MADE FROM TWO OR MORE CELLS a TRUE b FALSE c TRUE d FALSE 9 CHALK IS A HARD MATERIAL a TRUE b FALSE 10 STEEL IS A FRAGILE MATERIAL a TRUE b FALSE 11 A DIAMOND IS A HARD MATERIAL a TRUE b FALSE 12 SOFT MATERIALS ARE DIFFICULT TO SCRATCH OR CUT a TRUE b FALSE 13 PLASTIC MATERIALS ARE DIFFICULT TO BEND a TRUE b FALSE 14 ELASTIC MATERIALS GO BACK TO THEIR SHAPE AFTER WE SQUASH OR STRECH THEM a TRUE b FALSE 15 AT LOW TEMPERATURES, THE WATER MOLECULES MOVE VERY QUICKLY a TRUE b FALSE 16 IN THERMAL INSULATOR THE MOLECULES ARE CLOSE TOGETHER a TRUE b FALSE 17 THERMAL CONDUCTORS CAN GET VERY HOT a TRUE b FALSE 18 PLASTIC AND WOOD ARE THERMAL CONDUCTORS a TRUE b FALSE 19 WE COOK WITH WOODEN SPOONS BECAUSE THEY CAN GET VERY HOT a TRUE b FALSE 20 GLASS IS A THERMAL CONDUCTOR a TRUE b FALSE 21 A MIXTURE IS A PURE SUBSTANCE a TRUE b FALSE 22 IN A HOMOGENEOUS MIXTURE WE CAN SEE THE SEPARATE SUBSTANCES a TRUE b FALSE 23 A HOMOGENEOUS MIXTURE IS ALSO CALLED A SOLUTION a TRUE b FALSE 24 THE SUBSTANCE THAT DISSOLVES IS CALLED THE SOLVENT a TRUE b FALSE 25 WHEN YOU DISOLVE A SOLID IN A LIQUID IT DISAPPEARS a TRUE b FALSE 26 MATTER CAN´T CHANGE a TRUE b FALSE 27 IN A PHYSICAL CHANGE THE MOLECULES MOVE ABOUT THEIR STRUCTURE DOESN´T CHANGE a TRUE b FALSE 28 IN CHEMICAL CHANGES NEW MOLECULES ARE MADE a TRUE b FALSE
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