Classifying Matter
Which tool should be used to measure the amount of heat in a liquid?
a. Graduated cylinder
b. Celsius thermometer
c. Metric ruler
d. Balance scale
b. Celsius thermometer
Sometimes a burning candle will have wax dripping down the side. This happens because the heat of the flame –
a. turns the wax of the candle to a liquid
b. causes water to collect on the candle
c. creates tiny air currents around the candle
d. uses some of the gases in the air
turns the wax of the candle to a liquid
All of the following describe a process that makes a mixture EXCEPT –
a. pouring sugar into a container of salt
b. adding sand to gravel
c. stirring two kinds of cereals together
d. combining two glasses of water
d.combining two glasses of water
Which of the following is a way thermal energy is used at school every day?
a. Cooking food for lunch
b. Writing with a pencil
c. Looking in a mirror
d. Turning on the lights
a. Cooking food for lunch
When an ice cube melts, what change in phase is occurring?
a. A liquid becoming a gas
b. A solid becoming a gas
c. A gas becoming a liquid
d. A solid becoming a liquid
d. A solid becoming a liquid
Which of the following describes a solid?
a. Takes the shape of its container
b. Pours easily forming a puddle
c. Keeps its shape and size
d. Escapes into air from open dish
c. Keeps its shape and size
Students have a jar of pennies. How could they make a mixture with this?
a. Seal the jar and shake it
b. Pour the pennies onto the table
c. Add dimes and stir them in
d. Stir in more pennies
c. Add dimes and stir them in.
There are four jars filled with different materials. The jar that contains a mixture is the jar that is filled with -
a. pennies and nickels
b. ice cubes
c. salt crystals
d. gold nuggets.
a. pennies and nickels
Which of the following is an example of mechanical energy being used to produce thermal energy?
a. Cooking on an electric stove
b. Rubbing two sticks together to start a campfire
c. Clapping your hands to get your dogs attention
d. A burner in a hot air balloon causing it to rise
b. Rubbing two sticks together to start a campfire
Tell me two things you might do in a day that use the following forms of energy for SOUND
Possible answers:
Talk, listen to music, ask a question, sing
Students are given a hot plate and a beaker of water and are asked to heat the water and measure its temperature. What other tools and safety equipment do they need for this experiment?
a. Spring scale and gloves
b. Compass and apron
c. Thermometer and goggles
d. Hand lens and goggles
c. Thermometer and goggles
A container of nuts is considered a mixture if the container -
a. increased in mass when nuts are added
b. was filled to the top with all the same nuts
c. has enough room that the nuts can be stirred
d. had two or more kinds of nuts in it
d. had two or more kinds of nuts in it
Which of the following mixtures could be separated by using only evaporation?
a. Oil and water
b. Sand and gravel
c. Water and sugar
d. Sugar and salt
Water and sugar
Which of the following devices requires electrical energy to produce light and sound energy?
a. Bicycle
b. Television
c. Air conditioner
d. Drum
b. Television
Tell me two things you might do in a day that use the following forms of energy for LIGHT
Possible answers:
Read a book, watch television, find an apple in the fridge
Students have a container of water and several objects. The water will help the students observe which of the following properties?
a. How quickly the objects heat up
b. Whether the objects sink or float
c. Whether the objects are made of iron
d. The mass of each object
b. Whether the objects sink or float
A material which heat does NOT move or pass through easily.
a. Insulator
b. Conductor
c. Thermometer
d. Heat
a. Insulator
Students created two mixtures.
Mixture 1: Sugar and Water
Mixture 2: Marbles and Water
Mixture 1 is different from Mixture 2 because only in Mixture 1 -
a. is there any liquid
b. will there remain a solid
c. was there anything dissolving
d. did ingredients stay the same
c. was there anything dissolving
Which of the following is a question about forces that could be explored in a laboratory investigation?
a. Which airplane design is best?
b. How does friction affect the motion of a rolling ball?
c. Does gravity work in all parts of the universe?
d.What kind of magnet is the fastest?
b. How does friction affect the motion of a rolling ball?
Tell me two things you might do in a day that use the following forms of energy for MECHANICAL
Possible Answers:
Ride a bike, surf, run, play with the dog
Students found that a certain object was attracted to a magnet. This result means the students now know what about the object? The students know -
a. the length and width of the object
b. that the object could be made of iron
c. whether or not the object will float
d. the mass of the object in grams
b. that the object could be made of iron
I hung my pool towel across the chair to dry in the hot sun. What process will occur?
a. condensation
b. evaporation
c. freezing
d. melting
b. evaporation
A mixture of sugar and water is different from a mixture of sand and water because when sugar is mixed with water, the sugar –
a. floats on top of the water, but the sand sinks
b. can’t be removed from water, but sand can
c. dissolves in the water, but the sand does not
d. can be removed with a magnet, but sand cannot
c. dissolves in the water, but the sand does not
Energy produced by the increasing movement of particles in matter
a. Light
b. Mechanical
c. Electrical
d.Thermal
d.Thermal
Tell me two things you might do in a day that use the following forms of energy for THERMAL
Possible Answers:
Make hot chocolate, sit by a fireplace, heat the pool