stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
science 7 final study guide Flashcards | StudBud
Explore
/
science 7 final study guide
mono
hetero
science 7 final study guide
43 terms
·
StudBud Administration
·
46 plays
roots, scientist, scientific method, chemistry
Flashcards
43 cards
F
Practice quiz
P
Host live
L
Questions
43
Answers
1
hetero
same
water
different, other
two, double
2
mono
change
one, only, single
many
two, double
3
___ are found in the nucleus of an atom and are neutrally charged.
electron
proton
neutron
bond
4
What forms the nucleus or core of an atom?
electrons
atomic number
proton
neutron
5
A ____________ is the attachment between two atoms in a molecule.
molecule
atom
bond
electrons
6
Which of the following are examples of a chemical change?
ice melting
breaking a computer
linking paper clips together
cooking an egg
7
di
two, double
same
one, only, single
strong
8
What are signs that a chemical change has occurred?
precipitates, color change, bubbles, or a temperature change
It can not be undone
Something new is produced
It can be undone
9
Who developed pasteurization and destroyed the idea of spontaneous generation?
Pasture
Aristotle
Darwin
Newton
10
karyo
water
nucleus of a cell
strong
half, partially
11
Who is known as the father of evolution and wrote the Origin of Species?
Newton
Pasture
Aristotle
Darwin
12
macro
water
large, long
skin
nucleus
13
mut
all
arrangment
change
different, other
14
What is the atomic mass of Lithium?
4
10
7
3
15
What is the third step in the scientific method?
Form a hypothesis
Hypothesis is now a theory
Make observations to form a question
perform experiments to confirm hypothesis
16
_____________ is the combined weight of an atoms’ protons and neutrons.
matter
atomic weight
atomic number
electrons
17
What is the fourth step in the scientific method?
Theory is now a law
Perform many experiments over many years
Make observations to form a question
Hypothesis is now a theory
18
_____ are fundamental units that make up all matter.
bonds
protons
atoms
electrons
19
What are the limitations of science?
Science is only reliable if a great scientist backs it up.
Science must conform to the scientific method
It is not 100 percent reliable
Science can not prove anything
20
The _____ is located in the upper left-hand corner near the atomic symbol. = number of protons
matter
atomic number
electrons
atomic weight
21
Who is known as the father of the scientific method?
Grosseteste
Newton
Darwin
Pasture
22
____ is a general term for what living and nonliving things are made up of.
matter
molecules
neutrons
atomic weight
23
What is the atomic mass for this atom?
7
12
6
13
24
what is the fifth step of the scientific method?
perform experiments to confirm hypothesis
Form a hypothesis
Perform many experiments over many years
Hypothesis is now a theory
25
____ Is what causes atoms to bond and has no to little mass. They are negatively charged.
electrons
neutrons
protons
atomic mass
26
Which of the following are examples of a physical change?
dry ice (solid CO2) turning into CO2 gas
burning paper
making slime
baking a cake
27
Who was the father of life sciences and started the idea of spontaneous generation?
Grossetete
Darwin
Aristotle
Pasture
28
tom
cut, slice
strong
all
nourishment
29
What is the atomic number for this atom?
12
6
7
13
30
Who discovered the three laws of motion and developed calculus?
Pasture
Darwin
Newton
Aristotle
31
-ose
half, partially
small
cut, slice
full of sugar
32
semi
water
change
half, partially
same
33
A carbohydrate is ________
is composed of water and carbon
is a micronutrient
a starch
can be simple or complex sugars
34
What is the sixth step of the scientific method?
Perform many experiments over many years
Theory is now a law
perform experiments to confirm hypothesis
Make observations to form a question
35
What is the second step in the scientific method?
Theory is now a law
perform many experiments over many years
Form a hypothesis
perform experiments to confirm hypothesis
36
What is the first step in the scientific method?
perform experiments to confirm hypothesis
Perform many experiments over many years
Make observations to form a question
Form a hypothesis
37
A ____________ is the product of two or more atoms put together with bonds.
molecule
atomic mass
proton
bonds
38
What does it take to destroy a scientific theory or law?
Counter example
data
variable
Hypothesis
39
In an atom the number of protons equals the number of _________.
neutrons
electrons
atomic mass
bonds
40
A ____________ occurs when bonds between atoms and molecules are created or destroyed.
neutron
physical change
chemical reaction
bond
41
poly
light
same
two, twice
many
42
When an equal concentration of acid and base react what happens?
salt and water is produced
the solution becomes more acidic
the solution becomes more basic
the solution is neutralized
43
_____ are subatomic particles located inside the nucleus of an atom and are positively charged.
nucleus
neutron
electron
proton
