Worksheets10/09 Review
Total questions: 42
Worksheet time: 32mins
What is the meaning of the word illustrate?
To put two things together and point out similarities (things that are the same)
To explain something by providing an example
To point out something that is not the same between two things
To write a summary of a piece of literature
What is one word that is similar to the word "model"?
Matter
Different
Substance
Represent
What is one word that is similar to the word "Substances"?
Matter
Represent
different
model
What is the definition of subatomic?
explain or make clear by using examples
a system used as an example
in relation or proportion to something else
smaller than or occurring in an atom
What are the three parts of an atom?
solid, liquid, gas
electron, proton, neutron
ion, nucleus, proton
When was the atom discovered?
2000
1904
1803
123
Can we see atoms?
yes we can see atoms
No they are too large to see
No they are too small to see
I am going to miss learning science over fall break..
YES!
not at all
nooooo
What are the three types of matter?
electron, neutron, proton
ion, hydrogen, gold
melt, freeze, solid
solid, liquid, gas
What are the types of changes a substance can go through?
chemical and physical
solid and liquid
ions and electrons
IN a physical change..
a new substance is created
no new substance is created
it is only when an object changes phases
it is only when an object is on fire
In a chemical change...
No new substance is created
a new substance is created
it is only when an object changes shape
Which of the following is a type of chemical change?
burning paper
water freezing
steam coming from water boiling
water and sugar mixing
Which of the following is an example of a chemical change?
Making a house from playdough
folding a paper airplane
shattering a glass
metal rusting
Which of the following is an example of a physical change?
Metal rusting
Paper burning
sawing wood in two pieces
Vinegar and baking soda mixing
Which of the following is an example of a physical change?
a puddle heating up by the sun and evaporating
a piece of fruit rotting
Vinegar and baking soda
bleach changing the color of a shirt
What is an example of a chemical property below?
circular
red
soft
flammable
Non-Flammable is a chemical property
true
false
Which is an example of a physical property
flammable
reactive
non-reactive
soft
Non-Reactive is an example of a physical property
true
false
When I mix 20 grams of sugar with 200 grams of water, the final weight is...
180 grams
220 grams
200 grams
20 grams
What does the law of conservation of mass say?
(a)
Calculate the density of a box with a volume of 20 mL and a mass of 39 grams
0.51 g/ cubic cm
59 g/cubic cm
1.95 g/cubic cm
19 g/cubic cm
Calculate the volume of a box with a length of 60cm, a height of 20cm, and a width of 5 cm.
6,000 cubic cm
294 cubic cm
85 cubic cm
235 cubic cm
What are the units of density?
g/cm
mL
g/cubic cm
in
What are the units of volume?
cubic cm
cm squared
cm
grams
Which of the following is equal to cubic cm?
grams
inches
feet
mL
what is the change of a gas to a solid?
Deposition
Sublimation
Evaporation
Condensations
What things besides dry ice can sublimate?
Arsenic
Gold
Zinc
Mercury
What does sublimation mean?
To make clear by giving more details
To change from a solid to a gas
To change from a gas to a liquid
To change from a solid to a liquid
What is the change of a liquid to a gas called?
Evaporation
Condensation
Sublimation
Freezing
What happen to the particles of a solid when it melts?
They move slower
Their energy goes down
They move faster
Their energy stays the same
What happens to the energy of a substance going through condensation?
The energy stays the same
The energy goes up
The energy does down
How are the particles in a solid arranged?
They are spaced out and moving quickly
They are close together but can still slide past one another
They are tightly packed and do not move past one another
What happens to the particles when a bottle of water is frozen?
The particles of the water start to speed up
The particles of the water start to slow down
The particles spread out with more gaps between them
Which of the following have atoms in them
water
a t-shirt
a tree
all of the above
If water _________, the the particles ____.
Freezes, speed up
Evaporates, speed up
Peeling a banana is..
breaking the law of conservation of mass
a physical change
a chemical change
a chemical property
A chemical property....
Never changes the identity of a substance when observed
Does not involve any types of matter
MUST be observed during a chemical change
Mainly has to do with shapes
The three states of matter are
electron, proton, and neutron
solid, liquid, and gas
ion, hydrogen, and gold
arsenic, iodine, and dry ice
Water is the only substance that can go through phase changes
True
False
What is a substance besides water that can melt?
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