stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
8TH gr Ch 2 Flashcards | StudBud
Explore
/
8TH gr Ch 2
8TH gr Ch 2
39 terms
·
StudBud Administration
·
433 plays
mass volume mixtures compounds
Flashcards
39 cards
F
Practice quiz
P
Host live
L
Questions
39
Answers
1
Weight is the measurement of the force of gravity on an object.
False
True
2
An element is __________?
a pure substance
three or more substances together
an atom
can't be broken down
3
Elements are the building blocks of all living things.
True
False
4
Compounds are chemically combined.
True
False
5
A _________ is the basic particle from all mater is made.
proton
mixture
element
atom
6
Length is measured with a ..........
meter stick
inch ruler
odometer
pedometer
7
If you burn something, a ________ change occurs.
crazy
physical
partial
chemical
8
A homogeneous mixture means______________.
you can see all the parts
not mixed
the mixture is mixed so well you cannot see the things it is made up of.
9
An irregular solid is ........
a graduated cyclinder
you use an overflow can to measure volume
is anything that is not a rectangular in shape.
a rectangle
10
Elements are
chemicals
substances that cannot be broken down into other substances
sure substances
atoms
11
Every element is made up of the SAME kind of atoms.
False
True
12
When a compound forms, it takes on the properties __________________
who knows!
of the elements it makes up.
has new properties
13
A substance contains only ________ kind of matter.
one
infinite
three
mixed up
14
A chemical bond doesn't allow atoms to stay together.
False
True
15
Examples of chemical changes are
tarnished silver
a new substance
bread rising
salad
16
In a classroom, weight is measured by a triple beam balance.
False
True
17
An element is a _________ substance.
diluted
mixed
pure
atomic
18
Branch of science that studies the properties of matter and its changes is
chemistry
physics
matter
biology
19
Mass is how much space an object takes up.
False
True
20
Volume is how much space an object takes up.
False
True
21
Volume is measured in milliliters or liters.
True
False
22
Two pieces of matter cannot occupy the same space.
True
False
23
Choose all the compounds
carbon dioxide CO2
salt NaCl
water H2O
sugar C12H22O11
24
A molecule is formed when two or more atoms bond together.
True
False
25
How could you separate a mixture?
a filter
color
magnetic attraction
a tissue
26
Compounds are 2 or more elements combined in a set ratio.
False
True
27
A compound is easily separated into its parts.
True
False
28
True or False? A physical property can be observed without changing into another substance.
True
False
29
A homogeneous mixture, is not mixed.
True
False
30
A substance has two main types. They are __________ and __________.
elements and compounds
atoms and protons
mixtures and solutions
bread and butter
31
The density of an object changes if you cut it.
True
False
32
A mixture is easy to separate.
False
True
33
An example of a physical property is
color
shape
edible
hardness
34
An object will float if
weighs more
has a greater volume
it is more dense than the water.
it is less dense than water.
35
Which of the following measures the average energy of motion of particles in matter?
density
volume
mass
Temperature
36
An example of a chemical property is
corrosion
tarnishing
a change into a new substance
rusting
37
A mixture is ________
cereal
2 or more elements chemically combined
2 or more substances not chemically combined
a substance
38
A heterogeneous mixture you can see the different parts.
False
True
39
A compound is a pure substance that is formed when when 2 or more elements chemically combine into a set ratio.
False
True
