UPDATED Exam Questions and
CORRECT Answers
In science, a hypothesis must be true. - Correct Answer- false
Scientists who possess this attitude are eager to find answers to different questions they have
about the natural world. - Correct Answer- curiosity
Scientific inquiry refers to the diverse ways in which scientists study the natural world and
propose explanations based on the evidence they gather. - Correct Answer- true
Scientists who possess this attitude always report their observations and results truthfully. -
Correct Answer- honesty
Scientists who possess this attitude question the results of experiments. - Correct Answer-
skepticism
In science, skepticism means coming up with inventive ways to solve problems or produce
new things. - Correct Answer- false
Scientists should always report their observations and results truthfully. - Correct Answer-
true
Scientists who possess this attitude are capable of accepting ideas. - Correct Answer- open-
mindness
Thinking and questioning is the start of the scientific inquiry process. - Correct Answer- true
A(n) hypothesis is a statement that describes how to measure a particular variable or define a
particular term. - Correct Answer- false
,Scientists' skepticism should be balanced with an ability to - Correct Answer- a. accept new
and different ideas.
Trying to explain why a cactus needs little water to survive is an example of - Correct
Answer- c. scientific inquiry.
Which of the following statements describes a scientific law? - Correct Answer- b. A
scientific law describes what occurs every time in a situation.
Which step of scientific inquiry involves organizing and interpreting the data? - Correct
Answer- b. Analysis
Scientific experiments must be able to be repeated by multiple scientists to verify the results
that are obtained. Which of the following is an example of a scientific question that could be
used to create an easily reproducible experiment? - Correct Answer- d. Does sugar or salt
have a greater effect on plant growth?
Which of the following is an inference? - Correct Answer- d. A cup with steam coming from
it will be hot to the touch.
An observation is _______. - Correct Answer- c. made using any of the five senses
A student conducts an experiment to determine how the amount of water given to a plant
affects its growth. - Correct Answer- b. the height of the plant
An independent variable is - Correct Answer- a. directly changed by the experimenter.
An inference _______ - Correct Answer- a. is a possible explanation for events using prior
knowledge
What are the two categories of observations? - Correct Answer- a. qualitative and quantitative
A statement that can be proven by observation or measurement is known as a(n): - Correct
Answer- c. fact
, Which step of scientific inquiry involves testing the hypothesis and collecting data? - Correct
Answer- a. Experimentation
It is rare to prove a hypothesis as incorrect through experimentation. - Correct Answer- false
Julia notices that the "check engine" light comes on while driving her car on days with
temperatures of over 100 degrees. What could be a plausible explanation for this? - Correct
Answer- b. Her engine overheats when the temperature outside is over 100 degrees.
A valid hypothesis must be testable. - Correct Answer- true
During the summer, after a big storm blows through, David notices leaks from his air
conditioner. Which of the following is the best explanation of the contributing factor for this
problem? - Correct Answer- a. The storm damaged the air conditioner.
What values can be obtained from the min/max thermometer? - Correct Answer- a. The
minimum, maximum, and current temperature.
What is the current temperature to the nearest degree for the thermometer shown below? -
Correct Answer- b. +4ºC
What was the minimum temperature to the nearest degree for the thermometer shown here? -
Correct Answer- d. -6ºC
A transmission electron microscope would be the best microscope choice to study _______. -
Correct Answer- a. structures smaller than cells
Samples for a compound light microscope are typically prepared on _______ - Correct
Answer- a. glass slides
If an experiment involves a large volume of liquid a _______ would most likely be used to
hold it. - Correct Answer- d. beaker