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WorksheetsDCA 3 Review
Total questions: 84
Worksheet time: 2hrs 26mins
Name
Class
Date
1.
What is the atomic number?
a)
number of protons
b)
number of neutrons
2.
An element is composed of how many types of atoms?
a)
5
b)
3
c)
1
3.
Elements that have properties of both metals and nonmetals are _____
a)
metals
b)
metalloids
c)
nonmetals
4.
__________ are classified as metals, nonmetals and metalloids.
a)
elements
b)
atoms
5.
An atoms overall charge is
a)
positive
b)
depends on its mood
c)
neutral
d)
negative
6.
Particles in an atom that are neutral and have no charge are
a)
negatrons
b)
electrons
c)
neutrons
d)
protons
7.
What is the atomic symbol for sodium?
a)
Na
b)
So
c)
NaCl
d)
S
8.
True or False? Neutrons have a negative charge
a)
True
b)
False
9.
A particle that moves around the nucleus is a(n)...
a)
Proton
b)
Neutron
c)
Electron
d)
Quark
10.
Most of the mass in an atom is concentrated in the...
a)
electrons
b)
nucleus
c)
protons
d)
empty space
11.
What does the nucleus consist of?
a)
Protons + Electrons
b)
Neutrons + Electrons
c)
Atoms
d)
Protons + Neutrons
12.
Matter always has mass.
a)
true
b)
false
13.
Which liquid has the highest density?
a)
corn syrup
b)
lamp oil
c)
rubbing alcohol
d)
honey
14.
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
15.
What is the volume of the fish?
a)
18.0 cm3
b)
6.0 cm3
c)
38.0 cm3
16.
Which box has a higher density?
a)
Box A
b)
Box B
c)
cannot be determined
d)
they are the same
17.
Frank has a paper clip. It has a mass of 9g and a volume of 3cm3. What is its density?
a)
3 g/cm3
b)
1/3 g/cm3
c)
27 g/cm3
d)
39 g/cm3
18.
I have two objects with the same volume but different masses. Which object will be more dense?
a)
The object with less weight.
b)
The object with more weight.
c)
The object with more mass.
d)
The object with less mass.
19.
What is speed?
a)
how far you go
b)
how much distance is covered over a period of time
c)
how fast you accelerate
d)
the change in the location of a object
20.
What is the formula to calculate speed?
a)
S = t/d
b)
S = d/t
c)
S = d x t
d)
S = t x d
21.
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
22.
What is velocity?
a)
the quickness of an object
b)
the location of an object
c)
acceleration
d)
speed in a specific direction
23.
Alan travels 100km in 5hrs. Find his average speed in km/h
a)
5km/hr
b)
10km/hr
c)
50km/hr
d)
20km/hr
24.
How many minutes in 1 hrs
a)
60 minutes
b)
100 minutes
c)
85 minutes
d)
50 minutes
25.
Covert 2hrs 30minutes into a decimal.
a)
2.05
b)
2.5
c)
2.25
d)
2.30
26.
What does this graph represent?
a)
Constant Speed
b)
Acceleration
c)
Not moving
27.
What is happening at A?
a)
Stationary
b)
Accelerating
c)
Slower steady speed; moving away from the starting position
d)
Steady speed; returning to start position
28.
What is happening at E?
a)
Stationary
b)
Accelerating
c)
Fast steady speed; moving away from the starting position
d)
Steady speed; returning to start position
29.
What is happening at D?
a)
Stationary
b)
Accelerating
c)
Fast steady speed; moving away from the starting position
d)
Slower steady speed; moving away from the starting position
30.
Which runner won the race?
a)
A
b)
B
c)
C
31.
Which runner had a head start?
a)
A
b)
B
c)
C
32.
All of the following have a nucleus except...
a)
Bacteria
b)
Animalia
c)
Plantae
d)
Protista
33.
Which of the following is the key difference between kingdom Protista and Bacteria?
a)
Unicellular
b)
Autotrophic and Heterotrophic
c)
Asexual
d)
Protista has a nucleus
34.
I'm unicellular, asexual, prokaryotic and you can find me in almost all environments. What am I?
a)
Animalia
b)
Protista
c)
Fungi
d)
Bacteria
35.
Which kingdom is Autotrophic, Eukaryotic and reproduces sexually?
a)
Bacteria
b)
Fungi
c)
Plantae
d)
Protista
36.
The ___ of a cell controls all cell functions. It acts as the brain of the cell.
a)
cell membrane
b)
cell wall
c)
cytoplasm
d)
nucleus
37.
How many kingdoms are there?
a)
2
b)
4
c)
6
d)
8
38.
Examples are mushrooms and yeast
a)
Fungi
b)
Protista
Protista
Protista
c)
Plantae
d)
Animalia
39.
Tigers, Jellyfish, Gorillas and Sponges are all part of kingdom _______.
a)
Animalia
b)
Plantae
c)
Fungi
d)
Bacteria
40.
Answer the Question.
a)
A
b)
B
c)
C
d)
D
41.
What type of cell is this?
a)
Plant
b)
Fungus
c)
Animal
d)
Monera
42.
The order of Taxonomy is:
a)
Phylum, Class, Order, Kingdom, Family, Genus, Species
b)
Species, Kingdom, Phylum, Order, Class, Family, Genus.
c)
Kingdom, Phylum, Class, Genus, Order, Species
d)
Kingdom, Phylum, Class, Order, Familiy, Genus, Species
43.
Archeabacteria...
a)
are eukaryotic
b)
live in extreme environments
c)
are non-living
d)
live in the soil
44.
Eubacteria
a)
have a nucleus
b)
are true bacteria
c)
live in extreme locations
d)
are large
45.
The planet with the most spectacular rings of any planet is
a)
Jupiter
b)
Saturn
c)
Uranus
d)
Neptune
46.
Which planet is the smallest terrestrial planet?
a)
Mercury
b)
Venus
c)
Earth
d)
Mars
47.
The "red planet" is
a)
Venus
b)
Uranus
c)
Mars
d)
Saturn
48.
The planet _____ has the largest volcano in the solar system called Olympus Mons.
a)
Earth
b)
Mars
c)
Venus
d)
Jupiter
49.
The Great Red Spot is a storm in Jupiter's atmosphere.
a)
True
b)
False
50.
Venus has the hottest surface of any planet.
a)
True
b)
False
51.
What is the correct order of the planets from the sun?
a)
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune.
b)
Mercury, Earth, Venus, Mars, Jupiter, Saturn, Uranus, Neptune.
c)
Mercury, Venus, Earth, Mars, Saturn, Jupiter, Uranus, Neptune.
d)
Mars, Venus, Earth, Mercury, Jupiter, Saturn, Uranus, Neptune.
52.
What kind of fruit fell on Newtons head?
a)
Pear
b)
Orange
c)
Apple
d)
Coconut
53.
What was isaac newtons 2nd Law?
a)
Smelly cows can fly
b)
What goes up must come down
c)
heavier objects require more force to move the same distance as lighter objects.
d)
Cool guy don't look at explosions
54.
What was isaac newtons 3rd Law?
a)
A force is a push or a pull that acts upon an object as a results of its interaction with another object
b)
3rd is the best
c)
Pairs are pears
d)
Roller coasters are turtles
55.
What was Newtons first law?
a)
An object at rest stays at rest and an object in motion stays in motion
b)
Huehuehue
c)
Clouds can float
d)
Fat pigs
56.
Forces with have a net force of some value and the object's movement is effected.
a)
Balanced Forces
b)
Unbalanced Forces
57.
With unbalanced forces, the object will move in the direction of the _______ force.
a)
larger
b)
smaller
c)
equal
58.
A force is...
a)
a push
b)
a pull
c)
a push or pull
d)
a push or pull with a specific magnitude and direction
59.
The type of friction that occurs when two surfaces slip past each other describes...
a)
static friction
b)
sliding friction
c)
rolling friction
d)
fluid fiction
60.
Forces that have a net force of zero and the object's movement is not effected.
a)
Balanced Forces
b)
Unbalanced Forces
61.
To calculate net force, when forces are acting in opposite directions, the forces are ...
a)
added
b)
subtracted
c)
multiplied
d)
divided
62.
Imagine you travel to another planets. What will change as you walk around the surface of the planet- your mass or your weight?
a)
Mass
b)
Weight
c)
Both
d)
Neither
63.
What force keeps Earth in a circular orbit around the Sun?
a)
atomic fusion
b)
gravity
c)
solar flares
d)
rotation
64.
The letter A on the figure refers to which of these?
a)
rotational axis
b)
revolution
c)
orbit
d)
seasons
65.
What is indicated by the red line circle around the Sun?
a)
Earth’s rotation
b)
Earth’s revolution
c)
Earth’s orbit
d)
Earth’s seasons
66.
Can an element be broken down into a simpler substance
a)
yes
b)
No
67.
compunds are chemically bounded together
a)
False
b)
true
c)
I don't know?
68.
Are there any compounds on the periodic table
a)
yes there are many
b)
no because compounds are man made
c)
I think they are?
69.
Which one has more than one type of atom in it
a)
ElemenT
b)
Compound
70.
which one only has one type of atom In it.
a)
Element
b)
compound
71.
Is salt (2NaCI) a compound or a element
a)
Compound
b)
element
72.
which one can be found on the periodic table
a)
Compound
b)
Element
73.
compunds are chemically bounded together
a)
False
b)
true
c)
I don't know?
74.
A rock at the edge of a cliff.
a)
Potential
b)
Kinetic
75.
At which point is potential energy greatest
a)
W
b)
X
c)
Y
d)
Z
76.
A cell phone battery dies. It gets plugged into an electrical outlet to recharge. Which of the following energy transformations occur during the charging?
a)
mechanical to chemical
b)
electrical to solar
c)
chemical to light
d)
electrical to chemical
77.
Electrical Energy is transferred to _____ Energy.
a)
Thermal
b)
Solar
c)
Electrical
d)
None
78.
Solar Energy is transferred to _____ Energy.
a)
Mechanical
b)
Solar
c)
Sound
d)
Electrical
79.
When you eat pizza, Chemical Energy is transferred to _____ Energy.
a)
Solar
b)
Electrical
c)
Mechanical
d)
Chemical
80.
Mechanical Energy is transferred to _____ Energy.
a)
Solar
b)
Mechanical
c)
Electrical
d)
Potential
81.
The picture shows a microwave oven. As a microwave oven is operated, electrical energy is transformed into all of the following types of energy EXCEPT —
a)
solar
b)
light
c)
thermal
d)
mechanical
82.
Electrical -> Mechanical -> Sound
a)
A triple beam balance measuring an object’s mass
b)
A pencil sharpener plugged into a wall outlet
c)
A projector displaying a diagram on the screen
d)
A working flashlight used to light up a dark corner
83.
What energy transformations take place when a battery-operated radio is in use?
a)
Electrical to chemical to light
b)
Sound to chemical to mechanical
c)
Chemical to electrical to sound
d)
Light to electrical to thermal
84.
A basketball passing through the hoop.
a)
Potential
b)
Kinetic
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