Scientific Knowledge Part 1

Each color on this map shows a different rock type. Which type of scientist most likely uses this map?

• Chemist

• Biologist

• Geologist

• Physicist

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Scientist can use many strategies during investigations, including fieldwork, models, and experiments. Which of these phrases best describes an experiment?

• Mathematical analysis of data

• Observations of animals in their habitat

• Collection from an uncontrolled environment from comparative purposes

• Procedure with controlled conditions and test and variables

Tags

NGSS.MS-ETS1-4

NGSS.MS-PS1-2

Which piece of equipment can a paleontologist use to measure the length of a fossil?

• Balance

• Ruler

• Graduated Cylinder

• Thermometer

A scientist uses a computer model of DNA. DNA is found inside the cells of all living things. Why would the scientist use a model to study DNA?

• DNA does not really exist

• DNA is very large

• DNA is very rare

• DNA is very small

Tags

NGSS.HS-LS1-1

Which term describes a collection of observations on which a scientific explanation is based?

• Fieldwork

• Scientific Law

• Scientific Theory

• Empirical Evidence

Chemist classify some substances as acids. Vinegar is an acid often used in foods. What property of vinegar can you investigate through senses alone?

• Sour, acidic taste

• pH

• Density

• Conductivity

Tags

NGSS.MS-PS1-2

Marvin is studying how joints move. He used the hinge shown below to represent how the elbow moves. What is Marvin doing?

• Using a model

• Collecting data

• Observing nature

• Taking measurements

Science is divided into 3 areas. Name all 3.

______ science, ________ science, and ________ science.

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS2-1

NGSS.MS-LS1-1

NGSS.MS-LS2-1

NGSS.MS-PS1-1

Name 2 methods scientist use to obtain empirical evidence.

What is the difference between research in the field and research in a laboratory?