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Describing Matter
Which can be used to describe matter?
Homogeneous mixtures appear
Describing Matter
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First Sections of Matter Unit
Flashcards
41 cards
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Questions
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Answers
1
Homogeneous mixtures appear
Different throughout
In my dreams
The same throughout
The same and different throughout
2
Which can be used to describe matter?
Physical Properties
Both Physical and Chemical Properties
Neither Physical nor Chemical Properties
Chemical Properties
3
A glacier and a geyser both contain water so they have the same
chemical properties
temperatures
states of matter
physical properties
4
The physical property that makes metal pots good for cooking is
Flexibility
Heat Conductivity
Brittleness
Flammability
5
Which is not matter
Thoughts
Gravity
Time
All are not matter
6
Compounds are formed by
evaporation
Physical combination
Chemical combination
mixing with a spoon
7
Group of 2 or more atoms held together by chemical bonds
molecule
compound
a bonding experience
mass
8
Made of 2 or more substance in the same place but their atoms are not chemically bonded
compound
element
matter
mixture
9
The sun has mass because
It would not be so important if it did not have mass
I can weigh it on a scale
It's super hot
It is made up of the gases: He and H
10
NaCl is a chemical combination of 2 poisonous elements, that become safe to use at dinner (in moderation)
Table Salt
Sodium Chloride
All are correct
Compound made of 2 dangerous substances
11
Trail mix or a salad are examples of
Things that my teacher served us for breakfast
Solutions
Heterogeneous Mixtures
Homogeneous mixtures
12
Compounds are formed as a result of
Physical combination
Filtration
Chemical combination
Distillation
13
The elements that make up table salt are _____, but the compound itself is _____
liquids, a gas
safe, unsafe
yummy, yucky
unsafe, safe
14
A substance that cannot be broken down into any other substance
Element
Mixture
Compound
Snack mix
15
Which is NOT a physical property of matter?
buoyancy
density
color
reactivity
16
When baking soda and vinegar mix, we can notice a ____________________ property
CO2
physical
chemical
yummy
17
A gas that we exhale
NaCl or sodium chloride
He or helium
Tb or Triple Beam
CO2 or carbon dioxide
18
Which is not true about an ice cube and liquid water
Different states of matter
Different temperatures
Different physical properties
Different chemical properties
19
Fe
2
O
3
is iron oxide or what happens to metal when left out in the rain
a mixture
what we are usually breathing in
rust
flammable liquid
20
Salt water is a mixture made of
2 pure substances
2 elements
sodium and chlorine
heterogeneous materials
21
Which is true about matter
It has mass and is usually a liquid
It is a solid that takes up space
It has mass and takes up space
It is always a substance
22
Carbon dioxide can be written as
CO2
CO2
C2
COD
23
Au is a pure substance because
It is an element
It cannot be broken down into anything else
All are correct!
It is on the periodic table
24
Smooth, hard, inflexible are
quantitative properties
Physical properties of a popsicle stick
good vocab words
Chemical properties of a popsicle stick
25
The Chemical formula for water is H
2
O because there is twice as much _______ as _____.
Gas, Liquid
Oxygen, Hydrogen
Hydrogen, Oxygen
Liquid, Solid
26
The basic particle from which all elements are made
Chemical Bond
Atom
Au
Molecule
27
Is a single kind of matter that is pure, and always has a specific makeup
Element
Substance
Compound
Only Sugar
28
Is the study of matter and how matter changes
Process Skills
Chemistry
Science
Riccuitiology
29
Water is made of
sodium and chlorine
a liquid and a gas
2 gases
3 elements
30
Iced tea and salt water are examples of
Compounds
Drinks that are healthier than plain water
Homogeneous mixtures that are also solutions
Elements
31
Which can be found on the periodic table?
Sugar
Aluminum
Water
Salt
32
What period is it now
8 or 9
4
1
3
33
Wood has the chemical property of
heat conductivity
sensitivity to light
flammability
reactivity
34
Force of Attraction between two atoms
compound
conductivity
may the force be with you
chemical bond
35
Which is a pure substance?
chocolate milk
Au
granite
a clean piece of paper
36
Mixtures like iced tea or salt water can be separated using
evaporation
filtering
A funnel
fun
37
Air takes up space and has mass
This is true! Just fill up a balloon and you can figure that out
Air has mass, but does not take up space
No way, air is NOT matter
Air takes up space, but does not have mass
38
Substance made of two or more elements that are chemically combined in a set ratio
mixture
compound
chemical bond
element
39
Since water is a compound, it is totally ____________ from the elements that make it up.
gassier
more solid
different
cooler
40
Which is matter?
All are correct
Person
Air
Sun
41
The chemical symbol for iron is
Ir
Al
Ron
Fe
