stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
1st Semester / 2nd Nine Weeks Exam Review Flashcards | StudBud
Explore
/
1st Semester / 2nd Nine Weeks Exam Review
1st Semester / 2nd Nine Weeks Exam Review
48 terms
·
StudBud Administration
·
590 plays
For 8th Grade Science at Greenville Middle School.
Flashcards
48 cards
F
Practice quiz
P
Host live
L
Questions
48
Answers
1
Protons & Neutrons are located in the nucleus of an atom
True
False
2
Who developed the Theory of Continental Drift?
Edward Suess
Issac Newton
Democritus
Alfred Wegener
3
Where are the non-reactive gasses located on the periodic table?
Nitrogen
Period 5
Group 18 (far right)
Period 1
4
The Law of Equal & Opposite Reactions is Newton's 3rd Law of Motion?
False
True
5
On a distance-time graph, what does a straight horizontal line indicate?
Constant direction
Acceleration
Deceleration
Constant Speed
6
What are the three subatomic particles of an atom?
Quarks, Bosons, Nutrinos
Electricity, Positive, Neutral
Protons, Electrons, Neutrons (PEN)
Molecules, Reactants, Products
7
The lines on a topographic map that show changes in elevation are called what?
straight lines
Contour Lines
scale lines
directional lines
8
Which type of tectonic plate boundary creates fault lines (sliding motion)?
Divergent
Convergent
Transform
Trenches
9
Seafloor Spreading is a result of which kind of Tectonic Plate Boundary?
Uplift
Convergent
Transform
Divergent
10
Contour Lines on a topographic map which are spaced far apart mean what?
a river basin
a steep slope in elevation
a lake
a gradual slope in elevation
11
Where are the halogen gasses located on the periodic table?
Family Group 17
Period 7
Family Group 10
Period 8
12
What is the "chant" for chemical Equations?
Products yield reactants
Reactants yield Products
Coefficients & Subscripts
Chemicals make stuff
13
What does the acronym "P.I.E." stand for?
Practice Identifying Electrons
3.14
Protons Identify Element
A dessert pastry
14
Electrons are found in the Nucleus of an atom
True
False
15
What is the Net Force exerted onto the box pictured below?
10 N
1 N
0 N
25 N
16
What is the Crust layer of the Earth called?
Lithosphere
Divergent Boundary
Asthenosphere
Convergent Boundary
17
Convergent plate boundaries create mountain ranges.
True
False
18
What does an upward curve on a distance-time graph indicate?
an object at rest
deceleration
Acceleration
constant speed
19
What unit is Force measured in?
meters per second squared
Newtons
kilometer per hour
grams
20
Contour lines that are closely spaced indicate a steep slope.
False
True
21
How many Valence Electrons are in the elements of family group 13?
1
3
2
4
22
What Family Group is the most reactive on the periodic table?
Family Group 11
Family Group 2
Family Group 17
Family Group 1
23
Where are Electrons located within an atom?
in the Electron Cloud
in the Neutrons
in the Protons
in the Nucleus
24
The Family Groups of the periodic table give the number of what?
Valence Electrons (groups 1, 2, 13, 14, 15, 16, 17, 18)
Newtons
Neutrons
Protons
25
How many total atoms of Oxygen are present in this chemical formula
24
6
12
8
26
The race car's mass is 2000 kg. The Net Force applied to it is 24,000 N. What is the race car's rate of acceleration?
26,000 m/s squared
21,000 m/s squared
24 m/s squared
12 m/s squared
27
What was the name given to the super-continent that existed before continental drift occurred?
Super Ultra Mega Land
Supremo
Pangea
Continent Maximus
28
In a chemical equation, the product is on the left side.
False
True
29
Divergent plate boundaries create what?
fault lines
Ocean Ridges
trenches
mountains
30
Any change to either speed and/or direction is called...
Acceleration
Mass
Speed
Force
31
Coefficients give the number of molecules in a chemical formula
False
True
32
Which part of the periodic table gives the number of electron shells for those elements?
Groups (columns)
Alkali Metals
The Periods (rows)
Non-Metals
33
The formulas below are the correct formulas for Force, Mass, & Acceleration, and Distance, Speed, & Time.
False
True
34
Solids, Liquids, and Gasses are considered the three main states of matter
False
True
35
Where are the lighter elements located on the periodic table?
The top
The bottom
The left side
The right side
36
What is the rate of acceleration due to gravity?
9.8 meters per second squared
5 meters per second squared
1 meter per second squared
20 meters per second squared
37
How fast will a chemical reaction occur if the reactants have fewer valence electrons?
very quickly
none of the above
no reaction at all
very slowly
38
What is the Net Force exerted onto the box pictured below?
5 N
200 N
400 N
45 N
39
New substances created through a chemical reaction are called Products?
True
False
40
Rift Valleys (above ground) are a result of divergent plate boundaries?
False
True
41
Which subatomic particles are found in the nucleus of an atom?
Neutrons & Electrons
Protons & Electrons
Electrons & Protons
Protons & Neutrons
42
What is Velocity?
direction only
Speed & Direction
speed only
acceleration
43
When determining an element’s reactivity, what is the most important subatomic particle?
Valence Electron(s)
Nucleus
Protons
Neutrons
44
What is the electric charge of a Proton?
Neutral (0=no charge)
Negative (-)
Positive (+)
Electron Cloud
45
In a chemical equation, what information do subscripts provide?
The total number of atoms
the amount of reactants
The number of atoms of a single element
The number chemical formulas
46
What is Newton's 2nd law of Motion?
Action & Reaction
Gravitation
F=ma (force, mass, acceleration)
The law of Intertia
47
What is the Net Force exerted onto the box pictured below?
800 N
1200 N
400 N
300 N
48
Which of Newton's Laws of Motion is referred to as the "Law of Inertia?"
1st Law
2nd Law
Law of Gravitation
3rd Law
