WorksheetsSC.5.P.8.2 - Materials that Dissolve
Total questions: 15
Worksheet time: 30mins
Julia is looking for examples of substances that will dissolve in water. She experiments with some things she finds in her kitchen at home.
Which of these will NOT dissolve in water?
salt
sugar
olive oil
baking powder
Ruth wanted to surprise her family by making cookies. She found a recipe to make
shortbread cookies. She needs butter, sugar, flour, baking powder, vanilla, and salt.
Which of the foods in Ruth’s recipe will NOT dissolve in water?
salt
baking powder
butter
sugar
Mark and Susan added salt to a flask of water at 9:05 A.M.
What most likely happened in the next 2 minutes?
The salt floated away
The salt dissolved in the water.
The temperature of the water increased.
The salt settled to the bottom of the flask.
Anna filled a thermos full of hot tea. Then she added a sugar cube.
Anna wants to make the sugar cube dissolve more quickly. Which of these will NOT
work?
stirring the hot tea
shaking the thermos
adding ice cubes to cool the tea
breaking the sugar cube into smaller pieces
Quentin made a poster showing some everyday substances. He plans to write the
properties underneath each picture.
Which of Quentin’s choices will dissolve in water?
oil
soil
sand
sugar
Lonnie stirred some sugar into a pitcher of lemonade.
What most likely happened to the sugar?
The sugar floated to the top surface
The sugar dissolved in the lemonade
The sugar floated away after it was stirred
The sugar all settled to the bottom of the pitcher
Darla put some sugar in a pitcher of iced tea.
Why is Darla stirring the iced tea?
Stirring makes the iced tea colder
Stirring makes the sugar dissolve more quickly
Stirring keeps the sugar from forming into larger pieces
The sugar will not dissolve unless she stirs the iced tea.
Rey is making soup. He will dissolve cubes of instant soup mix in hot water.
How can Rey make the soup cubes dissolve more quickly in the water?
use less water
use more water
add ice cubes to cool the water
break the soup cubes into smaller pieces
Sharla is using powdered mix to make hot chocolate. She will boil some water and
then stir in the mix.
What is the best way to make the powdered mix dissolve more quickly?
use cold water
use more water
stir the mix more slowly
stir the mix more quickly
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.
What will most likely happen to the salt in the cups?
The salt will not dissolve in either cup
The salt will dissolve more slowly in the hot water.
The salt will dissolve more slowly in the cold water.
The salt will dissolve at the same speed in both cups.
Trisha and Fred each added a spoonful of sugar to a glass of water. The water was
the same temperature in both glasses. Trisha stirred the water, but Fred did not. What
most likely happened to the sugar in the two glasses?
More of the sugar dissolved in Fred’s glass
More of the sugar dissolved in Trisha’s glass.
The sugar dissolved faster in Fred’s glass.
The sugar dissolved faster in Trisha’s glass.
Aliria and Charlie each dropped a sugar cube into a beaker of water. Aliria’s sugar
cube dissolved faster. What could be a reason that Aliria’s sugar cube dissolved faster?
Charlie used more water than Aliria
Charlie stirred the water and Aliria did not.
Aliria used warmer water than Charlie.
Aliria used a larger cube of sugar than Charlie
Ms. Worth’s students are comparing different substances to find out which dissolves
most quickly in water. They put a sample of each substance into a beaker. The size of
each sample is the same. The water in the beakers is at the same temperature, and the
students stir the water for the same amount of time. Which substance will dissolve
MOST quickly in water?
bar of soap
spoon of sugar
spoon of oil
small piece of cardboard
Hana put the same amount of salt into these two beakers of water. She stirred them
into the same amount of water.
What will most likely happen to the salt in the beakers?
The salt will dissolve at the same speed in both beakers.
The salt will not dissolve in either beaker. It will sink to the bottom
The salt will dissolve more slowly in Beaker A because the temperature is
lower.
The salt will dissolve more slowly in Beaker B because the temperature is
higher.
Bina and Laurent used some sugar cubes to make lemonade.
How can they make the sugar dissolve more quickly?
use more sugar cubes
add ice to the lemonade
avoid stirring the lemonade
break the cubes into small pieces
