stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Matter Flashcards | StudBud
Explore
/
Matter
Matter
15 terms
·
StudBud Administration
·
501 plays
Matter reviews: watersheds, water, & scientific method #matter #atom #chemicalchanges #molecule
Flashcards
15 cards
F
Practice quiz
P
Host live
L
Questions
15
Answers
1
H is the chemical symbol for _____.
Harry Potter
helium
hydrogen
water
2
Chemical equations are used to represent _____.
chemical properties
physical changes
physical properties
chemical changes
3
Electrons have a _____ charge.
positive
neutral
negative
4
Identify the
dependent variable
: If the height of the ramp increases, then the roll increases.
speed of ball
length of roll
type of ball
height of ramp
5
How many carbon atoms are in this chemical formula?
2
3
8
1
6
How many neutrons are in this atom?
1
4
3
7
7
How many electrons are in this atom?
6
4
18
12
8
A molecule made of only one type of atom is called a(n) ___.
element
compound
9
Molecules are formed when atoms share _____ in a chemical bond.
neutrons
electrons
protons
10
A molecule made of more than one type of atom is called a(n) ___.
compound
element
11
Neutrons have a _____ charge.
neutral
negative
positive
12
Protons have a _____ charge.
negative
positive
neutral
13
Which of the following is a physical property? (more than one answer)
water freezes at 0 degrees Celsius
water reacts violently with sodium
this volume of water is 10 gallons
water is not flammable
14
C is the chemical symbol for _____.
cucumber
copper
coal
carbon
15
Which of the following is a chemical property? (more than one answer)
this volume of water is a gallon
water is not flammable
water reacts violently with sodium
water freezes at 0 degrees Celsius
