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Mass is measured in newtons.
False
You cannot see the air you breathe; therefore, it is not matter.
False
A liquid is the least dense state of matter.
False
Ice, liquid water, and water vapor are the three states of water.
True
Which is mass? a. the weight of an object b. the amount of matter in an object c. the height of an object d. the length of an object
B
Which of the following is the upward push that holds an ice cube floating on the surface of a glass of water? a. volume b. gravity c. buoyancy d. magnetism
C
The volume of an apple ______________. a. is similar to that of a marble b. is similar to that of a tennis ball c. is similar to that of a basketball d. cannot be measured
B
Explain the difference between mass and weight. How are they related?
Mass is the measure of the amount of matter in an object. Weight is the measure of how gravity pulls on an object. The more mass an object has, the more weight
A material that cannot be broken down into anything simpler by chemical reactions is a _____. a. gas b. ingredient c. element d. solid
C
Which is the name of the center of an atom? a. proton b. neutron c. electron d. nucleus
D
Particles with more than one atom joined together are called _____. a. protons b. elements c. molecules d. metalloids
C
A water molecule can be broken down into _____ and _____ atoms. a. helium; oxygen b. neon; hydrogen c. oxygen; carbon d. hydrogen; oxygen
D
6. The color, odor, and density of a substance are all _____. a. imagined properties b. material properties c. physical properties d. chemical properties
C
Which is not a possible sign of a physical change? a. a change in appearance b. a change in volume c. the release of energy d. a change in state
C
C
Which tool would be most useful for measuring the volume of water? a. pan balance b. graduated cylinder c. tweezers d. flask
B
