Worksheets3rd 9 weeks REVIEW
Total questions: 30
Worksheet time: 8hrs 30mins
Which is a chemical property of a substance?
A. what color it is
B. whether it floats
C. whether it burns when oxygen is present
D. what its melting temperature is
Which of the following is a chemical reaction?
A. wood burning
B. clouds forming
C. salt dissolving
D. meat freezing
Which of these is matter?
A energy
B light
C paper
D sound
Which is the smallest particle of an element?
A atom
B bit
C chunk
D grain
Which might occur if you heat a substance?
A boiling
B freezing
C shredding
D none of these
Josephine heated ice until it became a liquid. Which term identifies this change?
A boiling
B condensing
C freezing
D melting
A substance having atoms of more than one element that are combined chemically is called a ______.
compound
chemical change
atom
molecule
A ______ describes a substance by itself.
chemical change
molecule
chemical property
physical property
A ______ results in a new substance.
change of state
chemical change
element
compound
A ______ describes how a substance reacts with other substances.
chemical change
physical change
chemical property
law of conservation of mass
The process of melting or freezing is called ______ .
molecule
element
atom
change of state
The ______ states that the mass of substances before and after a chemical reaction will be equal.
element
molecule
law of conservation of mass
chemical change
A particle made of two or more atoms is called a ______.
element
molecule
atom
property
A substance having just one kind of atom is called an ______.
element
molecule
atom
mice
The smallest possible particle of matter is called an ______.
element
flower
atom
molecule
A ______ does not result in a new substance.
physical change
physical education
chemical change
chemical reaction
What is all matter made of?
A atoms
B oxygen
C water
D wood
Which statement about atoms is true?
A They are all the same.
B All substances are made of just one kind.
C You can see them with your eyes.
D They are too small to be seen with an ordinary microscope.
What kind of change is grinding chalk into powder?
A chemical
B mixture
C physical
D reaction
Which always happens during a chemical reaction?
A Matter disappears.
B A smell is produced.
C A gas is formed.
D A new substance is produced.
How are physical properties and chemical properties similar?
A They both describe how one substance reacts with another.
B They both describe a substance.
C They both describe the size of a substance.
D They both describe a substance by itself.
If you cut an apple in half will it weigh the same it did before it was cut?
yes
no
Water, Ice, and Steam are alike because they
A. Are the same compound
B. Have the same shape.
C. look the same
D. feel the same
If you drop a glass cup and it breaks into many little pieces, what type of change happened?
chemical change
physical change
chemical reaction
broken glass
Rust on a bicycle is an example of
physical change
change of state
chemical change
old bike
Which is an example of a physical change
cutting paper
burning wood
cooking a cake
What is the best tool to use while looking at something small closer
telescope
satellite
binoculars
magnifying glass
Ice melting in a cup is an example of
chemical change
change of state
water you can drink
An example of a liquid turning into a gas is
a chocolate bar melting in the car.
broccoli cooking on the stove and steam coming from the pot
Ice cream dripping from the cone
Which is an example of a mixture
salad
fog
salt water
all the above
