1) How many °F does the thermometer show? a) 65 b) 70 c) 67 d) 62 2) What tool do we use to measure temperature? a) Spring Balance b) Thermometer c) Ruler d) Hygrometer 3) ___________________ is a measure of how hot or cold something is a) Humidity b) Water c) Temperature d) coldness 4) All matter is made of a) Energy b) Electrons c) Atoms d) Molecules 5) What are the 3 particles that make-up the atom? a) electron, protons and water b) Protons, neutrons and energy c) protons, neutrons and electrons 6) What is the basic unit of matter and is the smallest particle of an element? a) Atoms b) Molecules c) Electrons d) Protons 7) How many atoms are there in a Molecule? a) No atoms b) Millions c) 2 or more d) 3 atoms 8) Carbon dioxide (CO2) contains how many atoms a) 5 b) 2 c) 3 d) 4 9) What is the total number of atoms in an ammonia (NH3) molecule? a) 4 b) 3 c) 1 10) How many atoms are in a molecule of glucose/sugar (C6 H12 O6)? a) 32 b) 12 c) 24 d) 21 11) Which thermometer shows 61 °F? a) b) c) d)

Lesson test/ Thermometer reading/Atom and Molecules

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