WorksheetsMatter of Science
Total questions: 20
Worksheet time: 31mins
Ice cubes melt faster when on a kitchen counter than when inside a refrigerator. Which statement best explains the difference in the time it takes for the ice cubes to melt?
The temperature outside the refrigerator is higher than inside the refrigerator.
The temperature inside the refrigerator is low and refreezes the ice cubes.
The temperature outside the refrigerator is lower than inside the refrigerator.
The temperature inside the refrigerator is high and refreezes the ice cubes.
Which food has changed to form a new substance?
Melted Ice Cream
Spoiled Milk
Frozen water
Sliced Bread
Which action causes a physical change?
Fried Egg
Cut Paper
Burned Wood
Rust on Bike Chain
Hector is standing in a closed room with a balloon filled with helium gas. If Hector pops this balloon, what will happen to the molecules in the helium gas?
They will condense into a cloud around Hector.
They will fall to the floor as a structured solid.
They will expand and flow through the room
They will flow to the floor and form a puddle.
Freezing is...
Liquid to gas
Gas to liquid
Solid to gas
Liquid to solid
The atoms in a solid get faster and faster. They will turn into a liquid. This is called...
Melting
Freezing
Evaporation
Condensation
solid
liquid
gas
Which is this?
solid
liquid
gas
Which is this?
solid
liquid
gas
Which is this?
solid
liquid
gas
