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WorksheetsModule 1 Beginning With Science
Total questions: 38
Worksheet time: 19mins
When scientists around the world agree on an explanation to a problem, it's referred to as a
law
theory
data
model
Which of these questions is scientific?
Which flavor tastes the best?
What is the average width of a blue whale?
What is your favorite color?
Should you test makeup on animals?
One cool scientist discovered an accurate way to measure the temperature of planet's surface. When would the scientist's discovery most likely develop into a theory?
when the scientific community retests and accepts the results
When scientists forget to read the report and just agree
Never
When the experiment is retested and then proven false
Jim plans to plant coffee beans on the farm. Coffee needs warm, moist, and sunny climate. It always snows for four months, starting from November, in the location where Jim lives. The temperature is generally moderate from June to October. Based on scientific knowledge, which of these would be the best month to plant coffee?
February
November
March
July
Astrology and Tarot Cards are examples of what
valid science
Pseudoscience
The scientific method
A hypothesis
Second is the SI base unit for measuring
Time
Mass
Weight
Volume
Which of these is a part of the biosphere?
bacteria
rocks
water
ice
Which of these is part of the cryosphere?
Elephants
Trees
Glaciers
Volcanoes
A scientific idea becomes valid when..
when it's tested
when it's broken
when another scientist disproves it
when you realize you didn't calibrate your machines
According to the picture: which apple weight is most likely to be picked at random?
between 0.10 kg and 0.12 kg
between 0.12 kg and 0.14 kg
between 0.16 kg and 0.18 kg
between 0.14 kg and 0.16 kg
Liter is the SI base unit for measuring
Distance
Time
Volume
Weight
Which of these best describes a situation where science is used?
Looking at the menu in a restaurant
baking using measuring cups and following a recipe
brushing teeth after having dinner
choosing a career after graduation
ripping paper in half is an example of _______
a chemical change
a scientific theory
a scientific law
a physical change
Which of these is an example of a hypothesis?
leaves may change color due to temperature
observe a plant kept in the dark
wonder why plants grow well in sunlight
add different quantities of water to three potted plants
Which of these is an example of an experiment?
plant growth is affected by temperature
add different quantities of water to three potted plants
he plant which gets the most sunlight grows the fastest
leaves may change color due to temperature
Scientific argumentation makes scientific results
silly
biased
invalid
stronger
A scientist plans to find out the percent of teenagers who like science. She interviews 500 teenagers leaving a science museum and finds that 450 of them like science. The scientist concludes that 90 percent of teenagers like science. Why is the scientist's conclusion most likely unreliable?
adults were not interviewed
the source of information was biased
the investigation was time consuming
very few teenagers were interviewed
Four groups of students, in different parts of the world, are investigating the reason why the shape of the moon changes from time to time. If the results of their investigations are considered valid, they would most likely be
complex
non-testable
inconsistent
identical
Which of these questions can be answered using science?
What is the best career?
Does water exist on Venus?
Which is the most interesting subject to study?
Should the use of automobiles be stopped?
Sarah plans to go on an outing with her friends. On Saturday morning, the sky was cloudy and Sarah's barometer indicated that the air pressure was falling. When air pressure falls, it indicates the weather conditions will decline. The air pressure kept falling for the next three days and then started rising on the fourth day. Based on scientific knowledge, which of these was the most favorable day for Sarah to go on an outing?
Monday
Saturday
Wednesday
Thursday
Which of these questions can be answered using scientific methods?
Who is the best author in English?
Which is the tastiest flavor of ice cream?
What would be the effect of a hurricane?
Should all students take the same classes?
Two scientists did the same experiment but arrived at different results. The scientists most likely
did not have accurate data and information
misunderstand each other's interpretations
belong to different backgrounds
did not have instruments to take accurate measurements
How does science help society?
It helps society take reasonable decisions.
It proves that all other subjects are useless for society.
It proves that all questions can be answered using science.
It helps answer questions on the purpose of human life.
When a majority of scientists worldwide agree on a common explanation to a problem, the explanation is called a
law
data
theory
model
One group of students is investigating the properties of charged objects. Their observations are listed below.
When two positively charged objects are brought close to each other, they push each other away. When two negatively charged objects are brought close to each other, they push each other away. When a positively charged object is brought close to a negatively charged object, they pull toward each other.
The experiment was repeated by several students using different charged objects. The results were the same. Based on the investigations, which of these theories would the students most likely propose?
similar charges attract
similar charges repel
positive charges attract all charges
negative charges attract all charges
One scientist discovered an accurate way to measure the temperature of planets. When would the scientist's discovery most likely develop into a theory?
when the discovery is demonstrated to others
when the results are published in a newspaper
when the scientific community retests and accepts the results
when no other scientist is able to get results of the same accuracy
"Light travels at the rate of 300,000 kilometers per second in a vacuum." Which of these statements is correct about this law?
It is a fact in nature which cannot be tested.
It is a theory which is not supported by data.
It is a description which does not work under similar conditions.
It is an observation that does not need further experimentation.
A scientific theory states that the universe is expanding. Which of these statements is correct about this theory?
It is a fact which cannot change over time.
It is strengthened by data which is always contradictory.
It will become a law if it is supported by scientific evidence.
It is a well supported explanation which cannot become a law.
The heat from the bonfire is transferred through the metal rod by the process of
conduction
refraction
convection
radiation
In ancient times, alchemists believed that gold could be made from lead. Modern scientists believe that it is impossible to transform lead into gold. What best accounts for these different opinions?
scientists propose different hypotheses to include all the scientific possibilities
scientists come up with different hypotheses without enough evidence
scientific theories change with changes in properties of matter
experiments provide fresh evidence for new interpretations
The diagram shows two models of the atom.
The models can be best used to
demonstrate the evolution in the structure of the atom
show that atomic theories cannot change over time
prove that all theories have the same meaning
explain that all atomic theories are incorrect
Which of these forces help protons and neutrons to stay at the center of the atom?
gravitational force
strong force
weak force
electromagnetic force
The diagram shows a helium atom.
The particles labeled A are called
electrons
protons
nucleus
neutrons
The variable that is being measured or observed is called the _______________. Hint: this is the variable that is the result or effect
independent variable
dependent variable
control variable
An educated guess or testable prediction is a
theory
law
hypothesis
conclusion
the amount of matter in an object.
Mass
Matter
Volume
Model
Which of the following best describes the scientific method?
Question; Research; Hypothesis; Experiment; Analysis; Communicate
Question; Hypothesis; Experiment; Communicate
Question; Guess; Communicate
The _________________________ is the base metric unit of liquid volume.
liter
meter
gram
pound
