Font size
Worksheets6.9.2021 science year2 soluble and insoluble materials
Total questions: 98
Worksheet time: 1hrs 24mins
It does NOT dissolve in water.
soluble
insoluble
A mixture that looks clear contains _________ substance.
soluble
insoluble
A dissolved substance like salt can be seen in a mixture.
true
false
pepper
soluble
insoluble
tea leaves
soluble
insoluble
rice grains
soluble
insoluble
instant coffee (3 in 1coffee mix)
soluble
insoluble
baking powder
soluble
insoluble
It does NOT dissolve in water
soluble
insoluble
What makes sugar dissolve faster?
using hot water
using cold water
_________________ materials cannot dissolve in water.
Soluble
Insoluble
This picture shows two types of sugar. Which sugar dissolve more quickly in water?
Sugar will dissolves more quickly in ____
What will happen if the sugar not stirred?
The sugar dissolve quickly in water.
The sugar dissolve slowly in water.
The picture shows one way to make the sugar dissolves more quickly.
true
false
What is the fastest way to prepare chocolate drink for breakfast? Tick ( / ) two correct answers.
use cold water
use hot water
stir
do not stir
___________ sized materials dissolve faster in water.
big
small
Materials that dissolve in water is _______________ materials
soluble
insoluble
insulator
conductor
Tick two ( / ) materials that dissolves in water.
... sized materials dissolved more quickly than ... sized materials.
Big, big
Big, small
Small, small
Small, big
Choose the BEST observation.
The tea is stirred.
The tea is not stirred.
The tea is cold.
The tea is hot.
Choose the material that can dissolve in water.
Debris
Sand
Stone
Sugar
Materials can dissolve more quickly in the following situations EXCEPT ... .
in hot water.
in room temperature.
when they are stirred.
when they are small in size.
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.
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
What things can be dissolved?
salt
sand
black pepper powder
In which cup will the salt dissolve more slowly?
What makes sugar dissolve faster?
using hot water
using cold water
_________________ materials cannot dissolve in water.
Soluble
Insoluble
This picture shows two types of sugar. Which sugar dissolve more quickly in water?
Sugar will dissolves more quickly in ____
What will happen if the sugar not stirred?
The sugar dissolve quickly in water.
The sugar dissolve slowly in water.
Sugar will dissolves more quickly in ____
What will happen if the sugar not stirred?
The sugar dissolve quickly in water.
The sugar dissolve slowly in water.
The picture shows one way to make the sugar dissolves more quickly.
true
false
What is the fastest way to prepare chocolate drink for breakfast? Tick ( / ) two correct answers.
use cold water
use hot water
stir
do not stir
___________ sized materials dissolve faster in water.
big
small
Materials that dissolve in water is _______________ materials
soluble
insoluble
insulator
conductor
Tick two ( / ) materials that dissolves in water.
What things can be dissolved?
salt
sand
black pepper powder
Stirring the solution...
decrease the rate of solubility
Doesn't change the rate of solubility
increase the rate of solubility
None of the above
What makes sugar dissolve faster?
using hot water
using cold water
This picture shows two types of sugar. Which sugar dissolve more quickly in water?
What will happen if the sugar not stirred?
The sugar dissolve quickly in water.
The sugar dissolve slowly in water.
The picture shows one way to make the sugar dissolves more quickly.
true
false
What is the fastest way to prepare chocolate drink for breakfast? Tick ( / ) two correct answers.
use cold water
use hot water
stir
do not stir
___________ sized materials dissolve faster in water.
big
small
Materials that dissolve in water is _______________ materials
soluble
insoluble
insulator
conductor
Tick two ( / ) materials that dissolves in water.
Which factor affecting solubility is shown in the picture?
temperature
height
stirring
particle size
Which factor is shown in the picture?
temperature
particle size
stirring
use of spoon
Why do sugar particles dissolve faster in hot water?
water particles move slow
water particles move fast
water particles settle down
water particles stay on top
Which will dissolve faster crushed table salt or crystal of table salt?
crushed table salt
crystal of table salt
What combination would dissolve a solid solute the fastest?
high temperature, no stirring
no heat, no stirring
sugar cube, no heat
high temperature, stirring
What would dissolve most slowly?
Large crystals in stirred water
Large crystals in unstirred water
Small crystals in stirred water
Small crystals in unstirred water
Is shaking increases the solubility of a solution?
Yes
No
Maybe
Choose the correct methods if you want to prepare a cup of coffee in a short time.
Use cold water
Use hot water
Use crystal cube sugar
Stirring the drink faster
Use powdered sugar
The _____________ the rate of stirring, the higher the rate of solubility.
slower
faster
The smaller the size of solute, the _________________ the rate of solubility.
lower
higher
Choose the factors affect the rate of solubility :
Temperature of solvent
Surrounding temperature
Rate of stirring
Size of solute
Thickness of solvent
instant coffee (3 in 1coffee mix)
soluble
insoluble
rice grains
soluble
insoluble
pepper
soluble
insoluble
flour
soluble
insoluble
A substance in the mixture that you can see float or sink at is ______________.
soluble
insoluble
It does NOT dissolve in water
soluble
insoluble
Flour is soluble in water.
True
False
Flour is soluble in water.
True
False
_________________ substances can dissolve in a liquid.
Insoluble
Soluble
Pepper is an example of a substance that is __________________ in water.
soluble
insoluble
dissolves
Which substances are insoluble in water? (choose TWO answers)
sand
salt
sugar
flour
Which substances are soluble in water? (choose TWO answers)
pepper
coffee
sugar
flour
_________________ substances cannot dissolve in a liquid.
Soluble
Insoluble
Gold
Soluble
Insoluble
Rock
Soluble
Insoluble
Cocoa Mix
Soluble
Insoluble
Which substances are insoluble in water? (choose TWO answers)
sand
salt
sugar
flour
_________________ substances can dissolve in a liquid.
Insoluble
Soluble
Flour is soluble in water.
True
False
Coffee is an example of a substance that is __________________ in water.
insoluble
dissolves
soluble
Which substances are soluble in water? (choose TWO answers)
pepper
coffee
sugar
flour
Which substances are insoluble in water? (choose TWO answers)
sand
salt
sugar
flour
