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Worksheets1st 9 Weeks Exam Review - Science
Total questions: 53
Worksheet time: 42mins
Which state or states of matter take(s) the shape of its container?
solid
liquid
gas
Which mixture could you separate by adding water and then pouring through a coffee filter?
sand and salt
baking soda and salt
sugar and salt
iron filings and sand
Which mixture could you separate by using a magnet?
sand and salt
baking soda and salt
sugar and salt
iron filings and sand
True or false: An inflated balloon has less mass than a marble.
true
false
True or false: A basketball sized balloon filled with air has more density than a basketball sized balloon filled with sand.
true
false
True or false: A marble has more density than an inflated balloon.
true
false
True or false: Objects with low density tend to sink more quickly than those with high density.
true
false
True or false: If two balls are placed in a tank of water, the ball with the most density will sink faster.
true
false
True or false: The more dense an object is, the lower its mass will be.
true
false
Which statement is true?
W & X are more dense than water
W & Y are less dense than water
X & Z are less dense than water
Y & Z are more dense than water
Which of the following would separate the rocks from a mixture of rocks, sand, and salt?
sieve
magnet
hot plate
water
Why does sugar seem to "disappear" in water
because Mrs. Ladner is magic
it dissolves
it is a solid
it evaporates
Select the item that conducts electricity
plastic straw
wooden craft stick
cotton ball
aluminum can
Select the item that is an insulator
iron nail
penny
cotton ball
aluminum can
What is the most reasonable conclusion that can be made from this test?
The object has the lowest density.
Water is more dense than oil.
Oil has the highest density.
Which of the following, if added to water, would change its shape?
glass
salt
sand
wood
Which of the following would provide the best evidence that air is made of matter?
Making a small hole in a tire and measuring the amount of time it takes for it to become flat
Comparing the volume of an empty balloon to the volume of an inflated balloon
Measuring the temperature of the air in several rooms of varying sizes
Finding the volume of the air between marbles in a jar by pouring water over them
Which of the following is an example of matter existing, but being too small to see?
Bricks put together to make a wall
Different colored candies mixed together in a bowl
Clay and sand mixed together in soil
Sugar that is dissolved in water
All mixtures can be separated
back to their original ingredients
By pouring them through a filter
using the property of magnetism
out into a liquid and a solid
What could be a first step in separating a mixture of sand, salt, and pennies?
Use a sieve to separate the pennies from the sand and salt.
Use a magnet to separate the pennies from the sand and salt.
Use a funnel to separate the sand from the salt.
Use a sieve to separate the sand and salt.
How can you REDUCE the concentration of sugar in tea?
add more water
add more sugar
stir faster
How can you INCREASE the concentration of lemonade?
add more solute
add more solvent
stir faster
Which will not increase the rate of dissolving?
stirring the solution
increasing the temperature
using small solute particles
using large solute particles
Which will not decrease the rate of dissolving?
not stirring the solution
decreasing the temperature
using large solute particles
using small solute particles
Adding food coloring to water makes a
mixture
solution
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.
What is MATTER?
Anything that has MASS
Anything that takes up SPACE
Anything that has MASS and takes up SPACE
Anything that DOES NOT have mass or take up space
These have a FIXED volume, but NOT a fixed shape, taking the shape of their container.
Solid
Liquid
Gas
If particles are locked in place the substance is in a phase we call _____.
solid
liquid
gas
If particles are not locked in place and can slide past each other the substance is in a phase we call ____.
solid
liquid
gas
If a boat made out of clay is sinking, how could you fix it?
use tape
press the clay together where there are leaks
make the boat out of a different material
use a hairdryer to make waves
Which of the following statements are correct?
the bolt is denser than the syrup
the bolt is less dense than the syrup
the bolt is nonmagnetic and can not be removed with a magnet
the bolt is magnetic and can be removed with a magnet
What property of matter is being tested in this experiment?
solubility
density
reflectivity
mass
This is a picture of
an atom
a molecule
# 1 is ....
proton
neutron
electron
atom
molecule
# 2 is ....
proton
neutron
electron
atom
molecule
# 3 is ....
proton
neutron
electron
atom
molecule
This is
an atom
a molecule
The particles in a __________ are held together by bonding.
an atom
a molecule
The smallest part of an element is ...
atom
element
Which of the following would help sugar dissolve faster?
heat the solvent
smaller sugar cubes
stirring
replacing the beaker
