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Worksheetsend ofhe year review science1
Total questions: 68
Worksheet time: 1hrs 10mins
Name
Class
Date
1.
How do scientists learn about the world around them?
a)
by ignoring observations
b)
by studying plants
c)
by asking questions
d)
by studying plants
2.
What is a controlled variable?
a)
parts of the experiment that change
b)
parts of the experiment that stays the same
3.
What is the part of an experiment that will affect the results?
a)
an investigation
b)
an observation
c)
a variable
d)
a manipulation
4.
Descriptions, models, and drawings are important for-
a)
communicating the way a scientist approached the problem
b)
communicating what has been done in the past
c)
communicating the design or solution
d)
communicating the problem
5.
What are line graphs used to show?
a)
distance over time
b)
speed over time
c)
acceleration over time
d)
change over time
6.
A valid conclusion is one that-
a)
can not be proven true or false
b)
will be proven true in other investigations
c)
shows patterns more clearly
d)
has information gathered from an investigation
7.
What are made up of your observations and any measurements you take?
a)
conclusions
b)
data
c)
results
d)
hypothesis
8.
Lab aprons are designed to protect your -
a)
eyes and nose
b)
shoes and socks
c)
hands and feet
d)
clothes and skin
9.
What is it called when you use what you know and the data you have collected to draw a conclusion?
a)
inference
b)
report
c)
investigation
d)
observation
10.
What tool would you use to measure Ms. Jones' foot?
a)
a ruler
b)
a meter stick
c)
a graduated cylinder
d)
a stopwatch
11.
Which of the following would be appropriate for measuring the distance around a ball?
a)
a graduated cylinder
b)
measuring tape
c)
a scale
d)
a graduated cylinder
12.
In a line graph, the x- axis is....
a)
the vertical line
b)
the horizontal line
c)
the line that goes up and down
13.
What is volume in terms of measurement?
a)
The amount of space an object takes up
b)
the noise level in my headphones
c)
the amount of mass something has
d)
the amount of time
14.
When rocks and soil are worn down.
a)
Weathering
b)
Erosion
c)
Deposition
15.
When the material that is worn down is carried away by wind, moving water, ice, living beings or gravity.
a)
Weathering
b)
Erosion
c)
Deposition
16.
When those materials stop moving and build up somewhere else.
a)
Weathering
b)
Erosion
c)
Deposition
17.
A hill of sand, made and shaped by wind.
a)
Sand Dune
b)
Delta
c)
Fault
18.
An area of new land at the mouth of a river.
a)
Sand Dune
b)
Delta
c)
Fault
19.
A shaking of Earth’s surface, caused by movement of rock in the crust.
a)
Earthquake
b)
Volcano
c)
Tsunami
20.
A crack in Earth’s crust.
a)
Earthquake
b)
Fault
c)
Jetty
21.
A mountain that forms as molten rock flows through a crack into Earth’s surface.
a)
Volcano
b)
Earthquake
c)
Hill
d)
Sand Dune
22.
A scientist who studies earthquakes.
a)
Seismologist
b)
Paleontologist
c)
Orthopedist
d)
Pediatrician
23.
A scientist who studies earthquakes.
a)
Seismologist
b)
Paleontologist
c)
Orthopedist
d)
Pediatrician
24.
Beach Restoration is the process of replacing sand on a beach.
a)
True
b)
False
25.
A wall-like structure that sticks out into the ocean.
a)
Jetty
b)
Sandbar
c)
Delta
d)
Fault
26.
What forces created this delta?
a)
Weathering from the ocean broke up the land.
b)
Deposition from a river extended the land.
c)
Erosion from the river removed some of the land around it.
d)
Weathering and erosion both removed some of the coastline.
27.
What is physical weathering?
a)
Process through which rocks are physically broken into smaller pieces.
b)
Rocks are broken down through chemical changes.
c)
Rocks are worn away from acid in plant roots.
d)
Rocks broken down by machinery.
28.
A moraine is
a)
A small glacier.
b)
The till deposited at the edges of a glacier that forms a ridge.
c)
A small mountain on top of a glacier.
d)
Weathered rock that builds up to form sand dunes.
29.
Which of the following causes landslides (along with water)?
a)
wind
b)
waves
c)
ice
d)
gravity
30.
________ process build up features on Earth's surface.
a)
constructive
b)
destructive
c)
erosion
31.
____________ processes tear down features on Earth's surface.
a)
constructive
b)
destructive
c)
conductive
d)
reductive
32.
The Sahara Desert in Africa has a landscape of huge sand dunes. This landscape is constantly changing. Which force in nature causes this constant change of the desert landscape?
a)
earthquakes
b)
hurricanes
c)
lightning strikes
d)
wind storms
33.
Which surface feature shows how Earth's surface has been changed by fast-moving water?
a)
earthquake
b)
canyon
c)
volcano
d)
freshwater lake
34.
The Grand Canyon is a result of which of these destructive processes?
a)
earthquake
b)
erosion
c)
tornadoes
d)
volcanoes
35.
How could human intervention decrease the destructive force of hurricanes on coastal areas?
a)
create levees to control water flow
b)
research the impact of organisms in the Mississippi Delta region
c)
study storm drain management in the South American rain forests
d)
assess the effects of seismological activity on metropolitan areas
36.
A river flows past several small towns. It has been decided that a dam will be built on the river. How will the dam benefit the towns along the river?
a)
It will allow the towns to control flooding along the river.
b)
It will increase the fish population along the river.
c)
Water will be available for home heating.
d)
Water in the river will be much cleaner from the dam.
37.
Which human intervention should be used in an area prone to flooding?
a)
digging wells to hold excess water
b)
building deltas to hold back flood waters
c)
storm drain management to redirect water
d)
studies to monitor the effects of volcanoes on flooding
38.
Which is the BEST way local residents can help preserve Georgia coastal islands?
a)
encourage construction of large buildings on coastal beaches
b)
encourage building sand barriers to protect the coastal islands from erosion
c)
discourage collecting sand and depositing it along the coastal islands
d)
discourage new species of animals from settling on coastal islands
39.
A teacher gave students 6 blocks as shown in picture 1. The student re-arranged the cubes in a tall tower as shown in picture 2. What is true about the tower of blocks in picture 2?
a)
It has the same mass as the blocks in picture 1
b)
The blocks in picture 2 have more mass
c)
The blocks in picture 1 have more mass
d)
Not enough information
40.
Predict the results of this experiment.
1. Weigh a classmate. Record.
2. Have the classmate remove her shoes and socks and any other items (jewelry, jacket, glasses, etc.). Weigh all of these items and record.
3. Weigh the classmate again. Record.
4. Add the weight of all of the removed items in step 2 to the weight of the classmate in step 3.
What conclusion do you predict was reached?
1. Weigh a classmate. Record.
2. Have the classmate remove her shoes and socks and any other items (jewelry, jacket, glasses, etc.). Weigh all of these items and record.
3. Weigh the classmate again. Record.
4. Add the weight of all of the removed items in step 2 to the weight of the classmate in step 3.
What conclusion do you predict was reached?
a)
The last weight is less.
b)
The numbers add up to more than the original weigh in.
c)
The items weigh less on the classmate than they do by themselves.
d)
The weight is the same at the end of step 4 as the beginning weight.
41.
Which of the following pieces of equipment should be used to fully separate this mixture?
a)
magnet
b)
balance
c)
funnel
d)
hot plate
42.
Kim puts an ice cube in a beaker and it melts. This is a good example of
a)
a physical change.
b)
a chemical change.
c)
an experiment.
d)
an analysis.
43.
When two substances such as water and baking soda are combined what occurs when the water evaporates?
a)
No reaction will occur if they are mixed.
b)
The water and soda remain mixed together.
c)
A chemical change occurs because you have created a new substance.
d)
A physical change occurs when the water evaporates and leaves the baking soda.
44.
What happens when water boils?
a)
water temperature rises and a chemical change occurs
b)
water temperature drops and a physical change occurs
c)
water temperature rises and a physical change occurs
d)
water temperature drops and a chemical change occurs
45.
Joe and Jill made a model volcano using baking soda and vinegar. When they put them together the substance inside the model volcano foamed and bubbled. This is an example of
a)
a weight change.
b)
a chemical change.
c)
a physical change.
d)
a density change.
46.
A student performed an investigation to identify different minerals by dropping vinegar on each mineral and recording whether the mineral reacted or not. The results of the experiment are shown in the table below. Which mineral(s) show(s) evidence of a chemical change?
a)
limestone
b)
sandstone
c)
granite and gneiss
d)
sandstone, granite, and gneiss
47.
The accumulation of excess electric charge on an object is called
a)
Static electricity
b)
Electric discharge
c)
Resistance
d)
Circuit
48.
A material in which electrons are not able to move easily
a)
Circuit
b)
Insulator
c)
Resistance
d)
Conductor
49.
A material in which electrons are able to move easily
a)
Circuit
b)
Insulator
c)
Resistance
d)
Conductor
50.
The flow/movement of electric charges
a)
Voltage
b)
Resistance
c)
Current
d)
Circuit
51.
A closed path that electric current follows
a)
Voltage
b)
Current
c)
Resistance
d)
Circuit
52.
The current has only has one loop to flow through in this circuit.
a)
Series Circuit
b)
Parallel Circuit
53.
This circuit contains two or more branches for current to move through.
a)
Series Circuit
b)
Parallel Circuit
54.
Electric current is the flow of:
a)
electrons
b)
protons
c)
neutrons
d)
none of these
55.
What is the charge inside of a Van de Graaff generator?
a)
Negative
b)
Neutral
c)
Positive
d)
positive at the top, Negative at the bottom.
56.
This is a picture of a simple electromagnet. How can the electromagnet be made stronger?
a)
Add more coils of wire to the nail.
b)
Use a smaller battery.
c)
Reverse the poles of the magnet.
d)
Remove all the coils and the nail.
57.
What will happen if one light bulb is removed from this circuit?
a)
The other bulbs will go out.
b)
The other bulbs will get brighter.
c)
The other bulbs will get dimmer.
d)
The battery will become stronger.
58.
Why can you get a shock if you touch a metal doorknob after walking across a wool carpet?
a)
You have gained electrons; the doorknob has no electrons.
b)
You have gained neutrons; the doorknob has fewer electrons.
c)
You have lost electrons; the doorknob has many electrons.
d)
You have gained electrons; the doorknob has many electrons.
59.
Why are metals useful for making electrical wire?
a)
Metals do not bend.
b)
Metals hold much heat.
c)
Metals are insulators.
d)
Metals are conductors.
60.
Which of these causes electrically charged objects to attract or repel each other?
a)
An equal number of protons.
b)
An equal number of electrons.
c)
An unequal number of electrons.
d)
An unequal number of molecules.
61.
Which best describes a parallel circuit?
a)
Electricity flows along one pathway.
b)
The flow of electricity comes from more than one source.
c)
Electricity flows along more than one pathway.
d)
The flow of electricity comes from more than 1 load.
62.
The picture shows an electrical circuit. This circuit is a series circuit because:
a)
It has 3 light bulbs.
b)
The same current flows through all three light bulbs.
c)
It uses a single battery.
d)
The electrical current is divided between the three light bulbs.
63.
Ms Jo Jo rubbed two balloons with a piece of wool. What will happen when the balloons are brought near each other?
a)
The balloons will repel each other.
b)
The balloons will attract each other.
c)
The balloons will become positively (+) charged.
d)
The balloons will pop.
64.
What charge does a proton have?
a)
negative (-)
b)
positive (+)
c)
neutral or no charge (0)
65.
Which is NOT an insulator.
a)
Wool
b)
Plastic
c)
Copper
d)
Glass
66.
What is # 3 pointing to in the diagram?
a)
base contact
b)
button contact
c)
support wires
d)
filament
67.
Is a penny magnetic?
a)
Yes
b)
No
68.
Is Aluminum Foil Magnetic?
a)
Yes
b)
No
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