Font size
S
M
L
XL
WorksheetsCat 1-4 Practice
Total questions: 100
Worksheet time: 3hrs 25mins
Name
Class
Date
1.
(Cat 1) Neutrons are in the nucleus of the atom.
A neutron has _____________.
A neutron has _____________.
a)
A positive charge
b)
No charge
c)
A negative charge
d)
Twice as much positive charge as a proton
2.
(Cat 1) The atomic number of an atom is _____________________.
a)
The mass of the atom
b)
The number of protons added to the number of neutrons
c)
The number of protons
d)
Negatively charged
3.
(Cat 1) The atomic mass of an element is equal to:
a)
# of protons
b)
# of neutrons
c)
# of electrons
d)
Total # of protons and neutrons.
4.
(Cat 1) Neon has 10 protons and 10 electrons. The electrons fill the energy levels in Neon like this:
a)
2 in the first, 2 in the second, and 6 in the third
b)
4 in the first, 4 in the second, and 2 in the third
c)
2 in the first, 4 in the second, and 4 in the third
d)
2 in the first, and 8 in the second
5.
(Cat 1) In a Lewis dot diagram, the electrons shown
a)
Are in the innermost energy level
b)
Always equal the number of protons
c)
Are in the outermost energy level
d)
Always add up to an even number
6.
(Cat 1) What are two properties that make a metal a GOOD choice to use as a wire in electronics?
a)
Conductivity, malleability
b)
Ductility, Conductivity
c)
Luster, maleability
d)
Malleability, high density
7.
(Cat 1) The atoms in a column of the periodic table all have _______________
a)
The same abbreviation
b)
The same number of energy levels
c)
The same number of electrons
d)
The same number of electrons in the outer energy level
8.
(Cat 1) Which group of elements can act as semiconductors?
a)
Halogens
b)
Metals
c)
Metalloids
d)
Noble gases
9.
(Cat 1) What are the similarities among elements in a group?
a)
atomic mass
b)
atomic weight
c)
chemical properties
d)
practical uses
10.
(Cat 1)How many elements are in C6H12O6?
a)
1
b)
2
c)
3
d)
4
11.
(Cat 1)How many atoms of carbon (C) are in C6H12O6?
a)
3
b)
6
c)
12
d)
24
12.
(Cat 1) Which of the following is a compound?
a)
Co
b)
O2
c)
C
d)
CO2
13.
(Cat 1) How many atoms are there TOTAL in:
H2SO4
H2SO4
a)
6
b)
5
c)
7
d)
3
14.
(Cat 1) The red numbers in the image represent ________
a)
subscripts
b)
coefficients
c)
subtractants
d)
None of the answers are correct
15.
(Cat 1) What is the balanced equation when aluminum reacts with copper(II) sulfate to produce aluminum sulfate and copper?
a)
Al + Cu2S →Al2S + Cu
b)
2Al + 3CuSO4 → Al2(SO4)3 + 3Cu
c)
Al + CuSO4 → AlSO4 + Cu
d)
2Al + Cu2SO4 → Al2SO4 + 2Cu
16.
(Cat 1) In the equation, 2Mg + O2 ---> 2MgO,
which are the reactants?
which are the reactants?
a)
Mg and O
b)
MgO
c)
Mg and MgO
d)
O and MgO
17.
(Cat 1) How many valence electrons does Barium (Ba) have?
a)
1
b)
2
c)
5
d)
6
18.
(Cat 1) How many Valence Electrons does Argon have?
a)
2
b)
3
c)
8
d)
18
19.
(Cat 1) Which of the following is an unbalanced equation?
a)
CaCO3 --> CaO + CO2
b)
PbO2 + 2H2-->2Pb + H2O
c)
2Na+ 2H2O-->2NaOH + H2
d)
CS2 + 2O2 --> CO2 + 2SO2
20.
(Cat 1) 5CO2
How many molecules are there? How many elements?
How many molecules are there? How many elements?
a)
5 molecules, 2 elements
b)
5 elements, 2 molecules
c)
3 molecules, 2 elements
d)
15 molecules; 5 elements
21.
(Cat 1) Black = Carbon (C)
White = Hydrogen (H)
What would be the formula for ethane?
White = Hydrogen (H)
What would be the formula for ethane?
a)
CH4
b)
CH6
c)
C2H2
d)
C2H6
22.
(Cat 2) Describe the forces and motion at Section 2 of the track.
a)
Balanced forces, Constant Speed
b)
Balanced Forces, Acceleration
c)
Unbalanced Forces, Constant Speed
d)
Unbalanced Forces, Acceleration
23.
(Cat 2) Based on the chart provided, which statement is true about the motion of the car down the ramp.
a)
The force against the car remains the same for each material.
b)
The force against the car changes based on the material.
c)
The force pulling the car down the ramp changes based on the material.
d)
The force pulling the car down the ramp increases for each material.
24.
(Cat 2) The plate shown suddenly move. Describe the forces and resulting motion.
a)
Balanced Forces, Constant Speed
b)
Balanced Forces, Acceleration
c)
Unbalanced Forces, Constant Speed
d)
Unbalanced Forces, Acceleration
25.
(Cat 2) Describe the forces and motion at Point 3.
a)
Balanced Forces, Constant Speed
b)
Balanced Forces, Acceleration
c)
Unbalanced Forces, Constant Speed
d)
Unbalanced Forces, Acceleration
26.
(Cat 2) How will this object move?
a)
It won't move.
b)
It will move to the right.
c)
It will move to the left.
d)
It will move up.
27.
(Cat 2) How will this object move?
a)
It won't move.
b)
It will move to the right.
c)
It will move to the left.
d)
It will move in both directions.
28.
(Cat 2) What is the net force?
a)
30 N left
b)
25 N right
c)
5 N left
d)
55 N right
29.
(Cat 2) This is a rocket.The rocket pushes the fuel down.What is the other force in this interaction pair?
a)
The fuel pulls the rocket up.
b)
The earth pushes up on the rocket
c)
The rocket pulls the earth up.
d)
The earth pulls the rocket down.
30.
(Cat 2) On the Picture the balloon pushes the air right. What is the second force in this interaction pair?
a)
The air pulls the ball left
b)
Gravity pulls the balloon down
c)
The air pushes the balloon left.
d)
The air pulls the balloon right.
31.
(Cat 2) Which force is so low that it causes the man to slip and fall?
a)
Gravity
b)
Friction
c)
Air Resistance
d)
Motion
32.
(Cat 2) Compared to its weight on Earth, a 10 kg object on the moon is
a)
the same
b)
less
c)
more
33.
(Cat 2) Force = Mass x Acceleration
How much force is needed to accelerate a 130 pound runner at 2 m/sec?
How much force is needed to accelerate a 130 pound runner at 2 m/sec?
a)
9800 N
b)
2000 N
c)
260 N
d)
65 N
34.
(Cat 2) What happens when unbalanced forces act on an object at rest?
a)
the object remains at rest
b)
the object begins moving in an unpredictable direction
c)
the object begins moving in the direction of the net force
d)
the object begins moving opposite to the direction of net force
35.
(Cat 2) Which car is accelerating?
a)
A car that is not moving
b)
A ar that rounds a curve at a constant speed
c)
A car traveling at a constant speed
d)
A car that has a set speed of 60mph
36.
(Cat 2) Which of Newton's laws is illustrated when a magician pulls a tablecloth out from under the dishes without disturbing them?
a)
Law of Inertia
b)
Law of Gravity
c)
Law of Acceleration
d)
Law of Equal and Opposite Forces
37.
(Cat 2) 45 m/s2 is the...
a)
Mass
b)
Force
c)
Acceleration
d)
weight
38.
(Cat 2) True of False?
An object's inertia is effected by its mass.
An object's inertia is effected by its mass.
a)
False
b)
True
39.
(Cat 2) Two factors affecting the magnitude of the force of gravity between 2 objects are...
a)
mass and distance
b)
velocity and mass
c)
distance and weight
d)
weight and mass
40.
(Cat 2) You push on a tree with 20 N of force. If the tree doesn't move, the tree is pushing back on you with _____of force.
a)
20N
b)
40N
c)
10N
d)
70N
41.
(Cat 2) A runner races in the 100 meter dash. It takes her 10 seconds to finish. What is her average speed?
a)
10 m/s
b)
1000 m/s
c)
100 seconds
d)
10 seconds
42.
(Cat 2) Bubba cycles at an average speed of 8km/h. How far has he travelled if he cycles for 4 hours?
a)
55km
b)
32km
c)
43km
d)
32miles
43.
(Cat 2) If you leave your house and go for a 5 mile run, and finish at your house, what is your displacement?
a)
5 miles
b)
10 miles
c)
0 miles
d)
15 miles
44.
(Cat 2) What is this graph showing?
a)
Constant Speed
b)
Acceleration (speeding up)
c)
Deceleration (slowing down)
d)
No motion
45.
(Cat 2) What is this graph showing?
a)
Constant Speed
b)
Acceleration (speeding up)
c)
Deceleration (slowing down)
d)
No motion
46.
(Cat 2) What is this graph showing?
a)
Constant Speed
b)
Acceleration (speeding up)
c)
Deceleration (slowing down)
d)
No motion
47.
(Cat 2) What is happening in this graph from point A to B?
a)
The object is accelerating.
b)
The object is not moving.
c)
The object is decelerating.
d)
The object is moving at a constant speed.
48.
(Cat 2) What is happening in the graph from point O to A?
a)
The object is moving SLOWLY
b)
The object is moving FAST
c)
The object is NOT moving
d)
The object is accelerating
49.
(Cat 2) What is happening in this graph from point B to C?
a)
The object is going down a hill.
b)
The object is returning to its starting location.
c)
The object is slowing down.
d)
The object is staying still.
50.
(Cat 2 & 3) A scientist is studying energy transfer that is occurring in the oceans, mantle and Earth's interior. What is he studying?
a)
Pressure
b)
Density
c)
Gravity
d)
Convection
51.
(Cat 3) Which type of plate boundary would cause mountains to form
a)
Transform
b)
Convergent
c)
Divergent
d)
Reform
52.
(Cat 3) All of these features are associated with divergent boundaries EXCEPT
a)
Rift Valleys
b)
Trenches
c)
Volcanoes
d)
Islands
53.
(Cat 3) This layer of Earth is solid Iron and Nickel
a)
Outer Core
b)
Mantle
c)
Inner Core
d)
Crust
54.
(Cat 3) Who was the scientist that came up with the theory of continental drift
a)
Alfred Waggman
b)
Alfred the Butler
c)
Alfred Wegner
d)
Alfred Weggner
55.
(Cat 3)
a)
mountain formation
b)
an earthquake
c)
trench formation
d)
volcanic island formation
56.
(Cat 3) Where does the heat come from that drives this convection current in the mantle?
a)
The sun
b)
The crust
c)
the mantle
d)
the core
57.
(Cat 3) Jack has a rock. The rock has a mass of 14g and a volume of 2cm3. What is the density of the rock?
a)
7 mL
b)
7 g/cm3
c)
28 g/cm3
d)
1/7 g/cm3
58.
(Cat 3) When holding a cup of ice water, your warm hand becomes cold. How does the heat transfer?
a)
From the cold cup to your hand
b)
From the cold cup to the warm air
c)
From the ice to your hand
d)
From your warm hand to the cold cup.
59.
(Cat 3) The Gulf Stream is a current that brings warm ocean water from the south to the north. What type of heat transfer is this?
a)
conduction
b)
convection
c)
radiation
d)
Insolation
60.
(Cat 3) What is a hurricane's energy source?
a)
warm water
b)
cold water
c)
wind
d)
warm air
61.
(Cat 3) Where do most hurricanes develop?
a)
Middle of the United States
b)
Near the Equator
c)
Near Canada and Alaska
d)
Antarctica
62.
(Cat 3) What is the initial source for global winds and convection in the atmosphere?
a)
Unequal heating of the Earth by the sun.
b)
The rotation of the Earth
c)
Moon's gravity
d)
continental deflection
63.
(Cat 4) Which symbols best describe mutualism?
a)
+,+
b)
+,-
c)
+,0
d)
-,0
64.
(Cat 4) Red-billed oxpeckers are birds that feed on parasites found on an impala. The impala gets rid of parasites and the red-billed oxpeckers get a yummy dinner. This is an example of _______.
a)
commensalism
b)
mutualism
c)
neutralism
d)
competition
65.
(Cat 4) What is a niche?
a)
Organism's use of resources and its functional role in a community
b)
When multiple organisms seek the same limited resource
c)
Ability to survive and reproduce under changing environmental conditions
d)
An individual of one species hunts captures and kills another individual of another species
66.
(Cat 4) An environmental factor that causes a population to decrease is an:
a)
independent variable
b)
limiting factor
c)
population density
d)
community
67.
(Cat 4) When two species have the same niche, or are going for the same resource, they will:
a)
compete
b)
both die
c)
eat each other
d)
ignore each other
68.
(Cat 4) An organism that gets energy from eating other organisms is a ______________
a)
producer
b)
consumer
c)
decomposer
69.
(Cat 4) The shrew provides energy for the _______?
a)
cricket
b)
grasshopper
c)
frog
d)
snake
70.
(Cat 4) Which of the following is a herbivore?
a)
cricket
b)
frog
c)
hawk
d)
shrew
71.
(Cat 4) In the food web shown, the smaller bird would be considered....
a)
primary consumer
b)
secondary consumer
c)
tertiary consumer
d)
producer
72.
(Cat 4) If the grasshopper were to be removed completely from the food web, what organism would be most effected?
a)
The squirrel
b)
The shrew
c)
The deer
d)
The rabbit
73.
(Cat 4) In an ecological pyramid, which type of organism always has the least amount of energy available?
a)
Producers
b)
Herbivores
c)
Carnivores
d)
Top Predator
74.
(Cat 4) How does rain water contribute to aquatic succession?
a)
rainwater sweeps out the sediment which would prevent aquatic succession
b)
rainwater carriers pollution which leads to more organisms dying in the ponds
c)
rainwater continually replenishes the water in aquatic ecosystems
d)
rainwater carriers sediments which accumulate at the bottom of lakes and ponds
75.
(Cat 4) What is the order of succession shown in this figure?
a)
A, B, C, D
b)
B, A, D, C
c)
C, D, A, B
d)
D, A, B, C
76.
(Cat 4) Using this image, what organelle is J?
a)
Cell Membrane
b)
Golgi Apparatus
c)
Ribosome
d)
Centrioles
77.
(Cat 4) Using this image, what organelle is C?
a)
Cell Wall
b)
Mitochondria
c)
Large Cell Vacuole
d)
Chloroplast
78.
(Cat 4) What is the function of nucleus?
a)
Structure that organizes motion of chromosomes.
b)
Structure that contains DNA and directs the cell
c)
Membrane that surrounds and protects the cell
d)
Stack of membranes that packages chemicals
79.
(Cat 4) What is the function of the cytoplasm?
a)
structure that organizes the motion of the chormosomes
b)
Structure that contains DNA and directs the cell
c)
Jelly like substance within the plasma membrane
d)
Sac filled with digestive chemicals
80.
(Cat 4) What is the function of the mitochondria?
a)
Structure that manufactures ribosomes
b)
Structures that converts nutrients to energy
c)
Stack of membranes that packages chemicals
d)
Structure that contains DNA and directs the cell
81.
(Cat 4) Which kingdom is prokaryotic?
a)
Animalia
b)
ArchaeBacteria
c)
Planta
d)
Fungi
82.
(Cat 4) What can an Autotrophic organism due that a heterotrophic organism can NOT?
a)
Make their own food
b)
Have a nuclues
c)
Reproduce through binary fission
d)
They're the same
83.
(Cat 4) The organisms in what kingdom usually move by themselves and have specialized sense organs that allow them to respond to their environment?
a)
fungi
b)
animalia
c)
plantae
d)
protista
84.
(Cat 4) This kingdom includes complex, multicellular organisms that are usually green, have cell walls, and make sugar by photosynthesis
a)
fungi
b)
bacteria
c)
plantae
d)
archaea
85.
(Cat 4) What is the Circulatory System's main function?
a)
Produces Oxygen
b)
It's John Cena!
c)
Transportation of Nutrients
d)
Converting energy out of food
86.
(Cat 4) Which pair of systems work together to bring in oxygen into the body and deliver it to the cells?
a)
Muscular System, Skeletal System
b)
Circulatory System, Respiratory System
c)
Nervous System, Respiratory System
d)
Digestive System, Circulatory System
87.
(Cat 4) What is responsible for picking up the oxygen in the lungs and carrying it to all the body cells that need it?
a)
White Blood Cells
b)
Red Blood Cells
c)
Veins
88.
(Cat 4) What three systems work together to move the body?
a)
Skeletal, Muscular, Nervous
b)
Skeletal, Respiratory, Digestive
c)
Nervous, Circulatory, Skeletal
d)
Circulatory, Respiratory, Digestive
89.
(Cat 3) Name the phase of the moon that comes BEFORE this moon phase. (NO MOON SEEN)
a)
waxing gibbous
b)
waning gibbous
c)
waxing crescent
d)
waning crescent
90.
(Cat 3) Name the phase of the moon that comes BEFORE this moon phase.
a)
waxing gibbous
b)
waning gibbous
c)
waxing crescent
d)
waning crescent
91.
(Cat 3) Name the phase of the moon that comes AFTER this moon phase.
a)
full moon
b)
new moon
c)
1st quarter
d)
3rd/last quarter
92.
(Cat 3) What type of galaxy is this?
a)
Elliptical
b)
Irregular
c)
Spiral
d)
Milky Way
93.
(Cat 3) Which star is considered a Main Sequence Star?
a)
A
b)
B
c)
C
d)
D
94.
(Cat 3) Stars are formed in a large cloud of gas and dust called a
a)
cumulonimbus cloud
b)
nebula
c)
neutron star
d)
black hole
95.
(Cat 3) Which star has the lowest temperature?
a)
A
b)
B
c)
C
d)
D
96.
(Cat 3) Compared to the rest of the stars, our sun is considered...
a)
Extremely Large and Cold
b)
Small with a medium temperature
c)
Medium size with medium temperature
97.
(Cat 3) All electromagnetic waves have the same...
a)
frequency
b)
speed
c)
wavelength
d)
energy
98.
(Cat 1 & 3) The blue section of the wave is measuring _________________.
a)
wavelength
b)
crest
c)
trough
d)
amplitude
99.
(Cat 1 & 3) Scientists understand that stars have different temperatures because...
a)
gamma radiation makes them change color.
b)
nitrogen and oxygen scatter the incoming energy.
c)
ozone absorbs UV energy.
d)
stars emit different wavelengths of EM energy.
100.
(Cat 1 & 3) The electromagnetic energy (EM energy) that comes from the sun...
a)
has only visible light.
b)
has only visible and UV light.
c)
has all forms of EM energy from radio to gamma.
d)
has only infrared and visible energy.
Reset
