WorksheetsSTEM 101 Midterm (Fall 2021)
Total questions: 57
Worksheet time: 1hrs 21mins
Name
Class
Date
1.
A series of steps used by scientists to solve a problem or answer a question.
a)
scientific method
b)
recipe
c)
data collection
d)
metric system
2.
A testable explanation to a problem that has not yet been tested.
a)
data
b)
theory
c)
hypothesis
d)
fact
3.
This variable in an experiment is the one being changed by the scientist.
a)
dependent variable
b)
independent variable
c)
data
d)
control group
4.
Testing a hypothesis often involves a(n):
a)
answer
b)
experiment
c)
problem
d)
safety check
5.
The summary at the end of an experiment that explains the results.
a)
conclusion
b)
procedures
c)
materials
d)
responding variable
6.
The name of the information that you get from your experiment (you organize it into charts and graphs).
a)
observations
conclusion
conclusion
b)
data
c)
variables
d)
hypothesis
7.
Dependent variable means
a)
the scientist controls what to test
b)
educated guess
c)
ask a question
d)
what is being measured
8.
If you increase the amount of spinach you eat, then you will increase the iron in your blood.
What's the dependent variable?
What's the dependent variable?
a)
increase the amount of iron in your blood
b)
spinach you eat
9.
Will a construction paper air plane fly faster than an airplane made from notebook paper? Choose the best hypothesis.
a)
If I make a paper airplane from notebook paper, then it will fly faster than construction paper.
b)
Yes.
c)
No.
d)
I think the construction paper air plane will fly faster.
10.
What is Newton's First Law known as? The Law of
a)
Friction
b)
Mass
c)
Inertia
d)
Gravity
11.
What is Newton's First Law
a)
F=ma
b)
Every action has an equal and opposite reaction
c)
An object at rest stays at rest, an object in motion stays in motion.
d)
Friction
12.
Newton's third law states that any action will have a(n) _______ and ______ reaction
a)
Equal and similar
b)
Equal and opposite
c)
Equal and different
d)
Greater and opposite
13.
This equation goes with which law?
a)
Newton's first law of motion
b)
Newton's second law of motion
c)
Newton's third law of motion
14.
When the force on a car is doubled, the acceleration is doubled.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
15.
A skater pushes another skater forward, but the one pushing moves backwards.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
16.
What measurement is used to measure force?
a)
Newtons
b)
Kelvin
c)
Kilos
d)
Moles
17.
You are carrying a lunch tray when you bump into the edge of a table. Although the tray did not tip, your milk falls off of the front of the tray.
a)
Newton's
1st
Law of Motion
b)
Newton's
2nd
Law of Motion
c)
Newton's
3rd
Law of Motion
18.
A claim is ______________________________.
a)
a kind of shellfish often used in chowder.
b)
a fact.
c)
a statement or conclusion that answers the original question or problem
d)
a bad thing to make about something.
19.
Evidence is ___________________
a)
A statement or conclusion that answers a question
b)
Scientific data that supports the claim
c)
A justification that connects the claim to the evidence
d)
Not vital when using an argument
20.
Reasoning is __________________.
a)
A statement of conclusion that answers the original question/problem
b)
Scientific data that supports the claim
c)
A justification that connects the evidence to the claim
d)
Empirical Evidence
21.
Air is matter. We found that the weight of the ball increases by .5lbs each time we pumped more air into it. This shows that air has weight, one of the characteristics of matter.
Which sentence is the claim?
Which sentence is the claim?
a)
Air is matter.
b)
We found that the weight of the ball increases by .5lbs each time we pumped more air into it.
c)
This shows that air has weight, one of the characteristics of matter.
22.
Calculate the potential energy of a roller coaster at the top of a 72 m hill that has a mass of 112 kg.
a)
79,027 J
b)
790,720 J
c)
7,020 J
d)
790,700 J
23.
At what position does the pendulum have the greatest gravitational potential energy?
a)
Position D
b)
Position C
c)
Position B
24.
At what position does the pendulum have the greatest kinetic energy?
a)
Position D
b)
Position C
c)
Position B
25.
The sun provides ____________ and ____________ energy that can be harnessed and used for solar power.
a)
chemical, sound
b)
mechanical, light
c)
sound, light
d)
light, thermal
26.
Energy can't be .....
a)
transformed.
b)
made or destroyed.
c)
converted.
d)
harnessed or produced.
27.
This is the energy that moves objects.
a)
cool
b)
nuclear
c)
chemical
d)
mechanical
28.
The is the energy due to the splitting of atoms.
a)
nuclear
b)
chemical
c)
mechanical
d)
sound
29.
This is the energy that can be released by breaking the bonds between compounds.
a)
electromagnetic
b)
nuclear
c)
kinetic
d)
chemical
30.
What type of energy resource is wind?
a)
Nonrenewable
b)
Renewable
c)
Exhaustible
31.
These are examples of a Fossil fuel - fuels produced by deposits of ancient plants and animals
a)
wind,solar,geothermal
b)
oil,coal,natural gas
c)
wind,biofuels,geothermal
32.
Name the vocabulary word that matches this definition: Any source of energy that is limited and cannot be replaced when it is used, such as oil, coal, and natural gas.
a)
Exhaustible
b)
Inexhaustible
33.
What type of renewable resource am I? Waste products like trees, plants, grains, algae, manure, garbage, sewage, and paper can be converted into energy by burning.
a)
Nonrenewable
b)
Geothermal
c)
Biomass
d)
Solar energy
34.
What is an energy source that will never run out.
a)
Exhaustible
b)
Inexhaustible
c)
Coal and oil
35.
What type of renewable energy am I? Force of falling water turns giant turbines to create electricity and found inside of dams.
a)
geothermal
b)
biofuels
c)
hydroelectric
d)
solar
36.
What type of renewable energy am I? I convert the sun's rays into electricity.
a)
wind
b)
biofuels
c)
geothermal
d)
solar
37.
What type of renewable energy am I? I turn water into steam which escapes through cracks in the Earth as well as forms geysers and hot springs.
a)
biofuels
b)
hydroelectric
c)
geothermal
d)
wind
38.
The Stone Age got its name because
a)
Stone Houses
b)
Used pretty rocks for money
c)
Rocky Fields
d)
Stone Tools
39.
1. What were the primary occupations of people during the Paleolithic Era?
a)
a. Hunters & Gathers
b)
a. Toolmakers
c)
a. Farmers
40.
What is the term that describes the discovery of farming?
a)
domesticated
b)
paleolithic age
c)
neolithic age
d)
agricultural revolution
41.
What were tools and weapons made of in the Bronze Age?
a)
Plastic
b)
Flint
c)
Bronze
d)
Iron
42.
What were the big changes by the Bronze Age? Hint - there is more than one answer!
a)
People were now farmers, growing food
b)
They kept animals like cows and goats
c)
They lived in villages
d)
They wrote books about their life
e)
They wove cloth to make clothes
43.
wanderers, people without a permanent home
a)
nomads
b)
surplus
c)
Ice Age
d)
agriculture
44.
organized growing and harvesting of food on a regular basis
a)
systematic agriculture
b)
domesticate
c)
hunter gatherers
d)
prehistory
45.
process of changing animals from wild to tame
a)
agriculture
b)
specialization
c)
domesticate
d)
nomad
46.
What made it possible to feed large groups of people?
a)
specialization
b)
rice paddies
c)
New farming methods and tools
d)
Crop rotation
47.
when people focus working on a single job or activity
a)
surplus
b)
specialization
c)
technology
d)
practice
48.
How did specialization improve communities?
a)
Communities grew larger and wealthier.
b)
It improved food production.
c)
People did not need to work hard.
49.
What method did communities use that assured of more animal products to eat?
a)
surplus
b)
crop rotation
c)
specialization
d)
domestication
50.
A period of time when products go from home-made to machine made in factories.
a)
agricutlure
b)
industrialization
c)
mathamatics
d)
environmentalism
51.
Mass production led to:
a)
Products being more superior in quality
b)
goods became less expensive
c)
laborers received higher wages
d)
industries moved to rural areas
52.
This machine allowed factories to be built anywhere, powered by coal.
a)
flying shuttle
b)
steam engine
c)
spinning jenny
d)
cotton gin
53.
This machine separated the seed from cotton fibers.
a)
Spinning Mule
b)
Spinning Jenny
c)
Steam Engine
d)
Cotton Gin
54.
Who invented the cotton gin?
a)
Eli Whitney
b)
Jim Morse
c)
James Watt
d)
the guy that delivers your pizza
55.
Why were railroads so important during this time?
a)
they moved goods more quickly and less expensively over greater distances
b)
they were fun to ride on to go visit family in other states
c)
people could ride on railroads to get to their jobs in another city
56.
Explain electronic age
4 lines
57.
Why is it important to be Technology Literate?
4 lines
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