Hypotheses, Laws, and Theories
Questions with complete solution
Ava's best friend has an indoor cat. Ava notices that she sneezes every time
that she visits her friend. Ava suspects that she is allergic to cats but is
unsure. What is the best thing for Ava to do next? - correct answer ✔Test
her suspicion by checking to see whether other cats also make her sneeze
Jenna is a scientist in a chemistry lab. Her experiment did not support her
current theory. What should she do next? - correct answer ✔Verify the data
by running the experiment several more times.
In general, which type of scientific knowledge or understanding is least well
supported? - correct answer ✔hypothesis
The diagram below compares hypotheses, theories, and laws.
What term is missing from the central region that describes hypotheses,
theories, and laws? - correct answer ✔falsifiable
What is the primary difference between a hypothesis and a theory? - correct
answer ✔A theory is supported by more data and observations than a
hypothesis is.
Jia observes that adding a solution of sodium hydroxide to a clear liquid turns
the liquid pink. She makes a hypothesis about why the liquid changed color.
Which characteristic is least important for her hypothesis to have? - correct
answer ✔based on the opinion of her classmates
Questions with complete solution
Ava's best friend has an indoor cat. Ava notices that she sneezes every time
that she visits her friend. Ava suspects that she is allergic to cats but is
unsure. What is the best thing for Ava to do next? - correct answer ✔Test
her suspicion by checking to see whether other cats also make her sneeze
Jenna is a scientist in a chemistry lab. Her experiment did not support her
current theory. What should she do next? - correct answer ✔Verify the data
by running the experiment several more times.
In general, which type of scientific knowledge or understanding is least well
supported? - correct answer ✔hypothesis
The diagram below compares hypotheses, theories, and laws.
What term is missing from the central region that describes hypotheses,
theories, and laws? - correct answer ✔falsifiable
What is the primary difference between a hypothesis and a theory? - correct
answer ✔A theory is supported by more data and observations than a
hypothesis is.
Jia observes that adding a solution of sodium hydroxide to a clear liquid turns
the liquid pink. She makes a hypothesis about why the liquid changed color.
Which characteristic is least important for her hypothesis to have? - correct
answer ✔based on the opinion of her classmates
