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WorksheetsThermal Energy Transfer in Matter Review
Total questions: 20
Worksheet time: 10mins
What is the smallest unit of an element that still has the properties of that element?
cell
atom
molecule
nucleus
Which statement about matter is true?
living things are not matter
matter is made up of atoms
matter exists only when you can see it
atoms are not matter
In what ways are atoms of oxygen most different from atoms of nitrogen?
they have different temperatures
they have different numbers of neutrons
they have different numbers of protons
they have different states of matter
The melting point of a solid is 24.9 degrees Celsius. As heat is added to melt the solid, what happens to the particles?
Group of answer choices
the motion of the particles decreases and the distance between the particles increases
the motion of the particles decreases and the distance between the particles decreases
the motion of the particles increases and the distance between the particles decreases
the motion of the particles increases and the distance between the particles increases
Which of the following have definite volume?
liquids and gases
solids and liquids
solids and gases
only solids
Which of the following methods will cause the molecules in a cup of water to move slower?
swirling the water
cooling the water
heating the water
stirring the water
What must be added to a substance to cause melting or evaporation?
energy
matter
oxygen
pressure
Making Lemonade
Ingredients: lemons, water, sugar
1. Squeeze the juice of the lemons
2. Put the lemon juice in a pitcher
3. Fill up the pitcher with water
4. Add sugar
5. Stir
In the recipe above, what is the solution?
sugar
water
lemonade
lemon juice
You have one cup of boiling water and a bathtub full of 70 degrees water. Which, if any, has the most energy?
the cup
the both have the same amount of energy
the bathtub
none of the answers are correct
Most substances contract when cooled because:
the particles move slower and become farther apart
the particles move faster and become closer together
the particles move faster and become farther apart
the particles move slower and become closer together
In which of the following, do the particles move the fastest?
oxygen
water
block of wood
Dr. Pepper
Which of the materials below is the best conductor of heat and electricity?
air
wood
plastic
copper
A solid cube has a mass of 18 grams. One side of the cube measures 3 centimeters. Water has a density of 1 g/cm3. What will happen when the cube is placed in the water?
it will sink halfway
it will float
there's not enough information to know what will happen
it will sink to the bottom
Putting your wet shoes on a floor vent to dry them faster represents:
Group of answer choices
radiation
convection
conduction
vaporization
Warming your hands over an open fire on a winter day represents:
radiation
convection
conduction
vaporization
It was a hot summer day and Mattie poured herself a glass of lemonade. The lemonade was warm, so Mattie put some ice in the glass. After ten minutes, Mattie noticed that the ice was melting and the lemonade was cold. She wondered how the lemonade got cold. Which statement explains how the lemonade got cold?
the coldness and the heat moved back and forth until the lemonade got cold
nothing happened
the heat from the lemonade moved into the ice
the coldness from the ice moved into the lemonade
All of the following are examples of matter except:
light
light switch
light bulb
flashlight
You have 100 ml of ice tea and 200 ml of ice tea. What can you say about their boiling points?
the 100 ml of ice tea will boil slower than the 200 ml of ice tea
the 100 ml of ice tea will have a lower boiling point
the 200 ml of ice tea will have a higher boiling point
they will have the same boiling point
The amount of matter matters for which properties?
weight, chemical, and solubility
volume, weight, and mass
volume, density, and mass
chemical and physical
Which of the following materials would be best as a cooking pot handle?
aluminum
wood
silver
cast iron
