Nature Of Science

Using one or more of your senses to gather information is called

• Inferring

• Observing

• Predicting

• Hypothesizing

Tags

NGSS.2-PS1-1

NGSS.K-2-ETS1-1

A statement that describes the most logical explanation based on experiment is a

• theory

• law

• hypothesis

Peppa Pig Designs an experiment to see how sunlight affects plant growth. She puts the same plants in front of three windows. Window 1 gets full sunlight, Window 2 gets 1/2 the sunlight. Window 3 gets No sunlight. They all get the same amount of water. After a week she measures their growth.

What is the independent Variable?

• The Amount of sunlight

• The Height of the plant

• The amount of water

• The type of plants

Tags

NGSS.MS-ETS1-1

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Why should a scientist repeat their experiments by doing many trials?

• So they can practice math

• Repeated trials allow scientists to make accurate conclusions

• To prove its their work

• Repeated trials allow scientists to identify variables

Tags

NGSS.MS-LS1-5

Mr. Freeze conducts an experiment wanting to freeze all of Gotham City. He takes 3 test subjects and gives them each a different insta-freeze solution. A- 100 oz, B- 75 oz, C- 50oz. At the end of day, Mr. Freeze measures how much ice is on each person

What is the dependent Variable?

• The Amount of insta-freeze each person gets

• The Amount of ice on each person

• The 3 test-subjects

• The day of the test

What is the correct order of the scientific Method?

• Ask a question, form a hypothesis, gather information, test the hypothesis, share results, summarize data

• Ask a question, gather information, test the hypothesis, form the hypothesis, share results, summarize data

• Gather information, Ask a question, form a hypothesis, test the hypothesis, share results, summarize data

• Ask a Question, Gather information, Form a Hypothesis, Test the Hypothesis, Summarize Data, Share Results

Tommy is a zookeeper who takes care of the tigers. Each day he keeps a journal with what he sees (plays, sleeps, eats). At the end of the week, he reviews his journal notes and makes the conclusion that they are more active at night. Why is this an investigation and not an experiment?

• He is measuring variables

• He is testing a specific hypothesis

• He is not following the scientific method

• He is not trying to change outcomes

Sir Isaac Newton’s study of gravity resulted in a scientific _____ since it described a pattern in nature with related observations.

• theory

• hypothesis

• law

Tags

NGSS.HS-PS2-4

The part of an experiment that doesn't change is a _____.

• control

• constant

• conclusion

The variable that is changed by the scientist to test a hypothesis is called the _________________________ .

• dependent variable

• independent variable

• control