Anna filled a cup with hot tea. Then she added a sugar cube. Which of these will help to make the sugar cube dissolve more quickly?
stirring the hot tea
adding more sugar cubes
adding ice to the tea
pouring more tea into the cup
4. Multiple Choice
2 minutes
1 pt
Ernesto and Amanda fill two cups with water. They use hot water in one cup and cold water in the other cup. Next, they will stir a spoon of salt into each cup.
In which cup will the salt dissolve more slowly?
The salt will not dissolve in either cup
The salt dissolves more slowly in the hot water
The salt dissolves more slowly in the cold water
The salt dissolves at the same speed in both cups
5. Multiple Choice
30 seconds
1 pt
What is a substance that is dissolved in another substance?
solution
solute
solvent
compound
6. Multiple Choice
2 minutes
1 pt
What is a solvent?
The substance that does the dissolving in a solution.
The substance that is being dissolved in a solution.
The mixing of different substances.
The process in which neutral molecules lose or gain electrons
7. Multiple Choice
30 seconds
1 pt
Look at the diagram. In this diagram, the red dots represent
the solute
the solvent
the solution
8. Multiple Choice
30 seconds
1 pt
Look at the diagram. In this diagram, the blue area represents
the solute
the solvent
the solution
9. Multiple Choice
30 seconds
1 pt
water can't dissolve ...............
sugar
oil
salt
coffe
10. Multiple Choice
30 seconds
1 pt
when a solvent can no longer hold any more solute
saturation
dilute
dissolve
11. Multiple Choice
30 seconds
1 pt
__________ are made up of solutes and solvents.
Solutions
Suspension
Colloid
mixtures
12. Multiple Choice
30 seconds
1 pt
Capable of being dissolved
Soluble
concentration
colloid
molarity
13. Multiple Choice
45 seconds
1 pt
You can make a solution more concentrated by adding __________.