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WorksheetsNature of science
Total questions: 20
Worksheet time: 16mins
Which of the following is true about a scientific theory?
a scientific theory is an explanation
scientific theories will eventually become scientific laws
scientific theories are not supported by evidence
scientific theories are usually rejected because they are only theories
What is the difference between a scientific theory and a scientific law?
Theories and laws are the same thing: there is no difference.
A theory will eventually become a law after a long period of time.
A theory is an explanation of the natural world and a law is a description of the natural world.
Theories and laws switch back and forth depending on the situation.
Which of the following best describes a hypothesis?
A hypothesis is an educated guess to a parent's question.
A hypothesis is the probability an event will occur such as winning the lottery.
A hypothesis is a prediction about what will happen based on observations and evidence.
A hypothesis occurs when you fall into freezing water and become very, very cold.
Laboratory experiments allow scientists to make precise observations. Which of the following is NOT and observation made in a laboratory experiment?
making observations about the effect of fertilizer on plants growing in the lab
comparing the colors of flowers grown in an experiment
measuring the growth of plants exposed to different amounts of sunlight
counting the human population in the State of Florida
Which choice is an independent variable?
measuring the distance a student can jump in meters
counting the number of ants in population
measuring the lengths of students' hair
providing different levels of sunlight to plants in an experiment
A visual display of data or information
model
graph
photograph
percentages
A graph that shows information as parts of a circle is a _____
line graph
circle graph
bar graph
stem and plot graph
How many students take the bus to school?
35
20
10
15
No financing, Ethical issues, Legal prohibitions are common restrictions when performing a research project. True or False?
True
False
Science might best be described as a:
set of facts
collection of beliefs
way of knowing
list of rules
Which of the following is NOT a way that science influences society?
Science provides answers to some of society’s practical problems
Science gives society answers to difficult ethical issues
Science advances technology that is useful to society
Science increases society’s understanding of how people affect the environment
Which of the following are examples of a technology that has also helped advance scientific knowledge? (Check all that apply).
microscope
telescope
seismometer
thermometer
electroscope
The SI base unit of length is the
kilometer
meter
liter
kilogram
_________ is the mass per unit volume of a material.
volume
size
weight
density
