Nature of Science - Marine

What is the first step in the Scientific Method?

• Form a Hypothesis

• Design an Experiment

• Identify a Problem

• Gather Information

Which of the following questions could be tested using the scientific method?

(HINT: Which one could you actually design a hypothesis and experiment for?)

• Which color is the prettiest?

• What day of the week is best for rain?

• Where are the scariest caves?

• How does sunlight affect plant growth?

Tags

NGSS.MS-LS1-5

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which of the following variables is the manipulated variable - what is being tested. What YOU as the scientist is in control of changing?

• Independent Variable

• Dependent Variable

• Constants

• Facts

What is the definition of a Hypothesis?

• An educated guess

• An uneducated guess

• A testable explanation to a question

• Wishful thinking

What information is true about the Y axis in this graph?

Read your choices carefully before you pick an answer!

• The Y axis is the dependent variable - pressure

• The Y axis is the independent variable - pressure

• The Y axis is the dependent variable - volume

• The Y axis is the independent variable - volume

Peyton wants to see if the salinity of water affects the population numbers of anchovies in a local body of water.

What would be the INDEPENDENT variable in his experiment?

• Biomass of aquatic plants

• Level of salinity in a given area

• Water temperature

• Total number of fish observed

Tags

NGSS.MS-LS2-4

Peyton wants to see if the salinity of water affects the population numbers of anchovies in a local body of water.

What would be the DEPENDENT variable in his experiment?

• Biomass of aquatic plants

• Level of salinity in a given area

• Water temperature

• Total number of fish observed

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

Peyton wants to see if the salinity of water affects the population numbers of anchovies in a local body of water.

What type of data should he collect?

• Quantitative Data

• Qualitative Data

• Funky Fish Facts

Tags

NGSS.MS-LS2-4

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Based on the graph, which year had the Lowest Total Population of Deer?

• 1920

• 1812

• 1492

• 1776

If you were researching an antivenom for sea snakes, what discipline of marine biology would you focus on?

• the chemistry of living things (biochemistry)

• marine botany

• geology

• ecology