science

Which of these questions can be answered using the scientific method?

• Which plant will grow the tallest?

• Which flower smells the best?

• Which flower is the prettiest?

• How do people feel about flowers?

Tags

NGSS.MS-LS1-5

Which statement describes hypotheses?

• They always become scientific laws.

• They are always supported

• They are tested by an experiment.

• They are unexplained observations.

Tags

NGSS.MS-PS2-2

Which statement is true about scientific theories?

• Theories can change with new evidence.

• Theories are never based on data.

• Theories are untested guesses.

• Theories and scientific laws are the same thing.

What is the goal of every scientific experiment?

• to test many variables at once

• to eliminate the need for further experimentation

• to test the hypothesis

• to prove that a scientific law is wrong

Tags

NGSS.HS-PS1-2

Which steps of the scientific method are in the correct order?

• Form hypothesis → Analyze results → Design experiment

• Analyze results → Design experiment → Form hypothesis

• Research- Ask question, Form hypothesis → Design Investigaton.

• Collect data → Design experiment → Make hypothesis

Tags

NGSS.MS-PS2-2

Which statement about scientific questions is correct?

• New questions can arise if the hypothesis is supported or unsupported.

• Scientists can only ask new questions if their hypothesis is unsupported.

• Scientists can only ask new questions at the beginning of an experiment.

• All answers to scientific questions eventually become scientific laws.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-4

Using the scientific method, which step should happen before you form a hypothesis?

• research

• Analyze results.

• Collect data.

• Design your experiment.

You create a hypothesis for your science fair exhibit. How should your hypothesis be written?

• as a paragraph describing your data results

• as a description of an observation

• as a cause-and-effect statement

• as a question

A plant grower wants to test if using a different fertilizer will make his plats grow bigger. Plant A uses the same fertilizer A which is the fertilizer that is always used. Plant B uses fertilizer B, and plant C uses fertilizer C. What role does plant A play in the experiment?

• It’s evidence.

• It’s a variable.

• It’s a hypothesis.

• It’s a control.