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Worksheets8th Grade Science Supplemental Aid
Total questions: 50
Worksheet time: 27mins
What does the A in "APE" represent?
Proton
Electron
Atomic Number
This is a model of an atom. What do the black dots represent?
electrons
neutrons
protons
In convection currents, the down arrows represent...
cold temperatures sinking
warm temperatures rising
Which formula is show in the "cheater triangle"?
Force
Density
Speed
What type of cell is show in the picture
Eukaryote
Prokaryote
What is the primary source of energy in food chains?
producers
sun
top predators
What is the label for the bottom level of the pyramid?
producer
secondary consumer
primary consumer
If the grasshopper is removed from the food web, which organisms are directly affected?
wolf and snakes
plants and frogs
birds and mice
Which formula is shown in the "cheaters triangle"?
force
density
speed
The H in this diagram represents...
high pressure
low pressure
An object on the edge of a cliff has ...
high potential
high kinetic
Name the moon phase directly between Earth and the Sun
1st Quarter
Full Moon
New Moon
3rd Quarter
The horizontal lines represent...
periods
groups
When plates divide or move away from each other, it is what type of boundary?
transform
convergent
divergent
What is one difference between these two cells?
nucleus
cytoplasm
cell membrance
What is the name of this type of cell?
prokaryote
eukaryote
This image demonstrates the...
the reasons for Earth's seasons
tides
moon phases
Which formula is seen in the "cheaters triangle"?
density
speed
force
This image demonstrates the...
the reasons for Earth's seasons
tides
moon phases
What does the P in "APE" represent?
Proton
Electron
Atomic Number
What does the E in "APE" represent?
Proton
Electron
Atomic Number
What does the M in "MAN" represent?
Neutron
Mass
Atomic Number
What does the N in "MAN" represent?
Neutron
Mass
Atomic Number
When using "MAN" to solve for neutrons, do we ADD or SUBTRACT.
ADD
SUBTRACT
Why is it helpful to memorize "APE"
It tells us how man neutrons are in the nucleus
It tells us how many valance electrons a certain atom has
It tells us the equal number of atomic number, protons, and electrons
Which subatomic particles are found in the center of an atom?
electrons
neutrons and electrons
protons and electrons
neutrons and protons
Which subatomic particles are found outside the center of an atom?
electrons
neutrons and electrons
protons and electrons
neutrons and protons
The three subatomic particles of an atom are protons, electrons, and neutrons
true
false
Which one of these is not driven by convection currents?
movement of our oceans
movement of tectonic plates
weather patterns
boiling water
wheels on a car
Which unit is used for MASS?
g
g/mL
mL
Which unit is used for DENSITY?
g
g/mL
mL
Which unit is used for VOLUME?
g
g/mL
mL
What unit is used for FORCE?
Newtons
kg
m/s2
What unit is used for MASS?
Newtons
kg
m/s2
What unit is used for ACCELERATION ?
Newtons
kg
m/s2
High pressure weather looks...
Happy (sunny clear skies)
Lousy (cloudy)
Low pressure weather looks...
Happy (sunny clear skies)
Lousy (cloudy)
List the four main moon phases in order.
Full, 3rd, 1st, New
New, 1st, Full, 3rd
New, 1st, 3rd, Full
3rd, 1st, New, Full
How many days are between a New moon and 1st Quarter?
2 days
7 days
14 days
28 days
How long is the full lunar cycle?
2 days
7 days
14 days
28 days
The vertical lines represent...
periods
groups
The group number tells us what about the element?
valance electrons
energy shells
The period number tells us what about the element?
valance electrons
energy shells
Which two groups are most reactive?
1 and 8
4 and 8
5 and 6
1 and 7
Why are groups 1 and 7 most reactive?
They have a short temper
They are one away from a full outer shell
They are poisonous
They can start a fire
When plates move towards each other, it is what type of boundary?
transform
convergent
divergent
When plates slide past each other, it is what type of boundary?
transform
convergent
divergent
Transform boundaries can cause...
tornados
earthquakes
hurricanes
Subduction occurs at what type of boundaries
divergent
convergent
transform
When the northern hemisphere is tilted towards the Sun, what season is the north experiencing?
spring
summer
fall
winter
