Environmental Science unit 1

Match the fields of study below with the correct description.

• The study of living organisms and how they interact with each other and their environment

• biology

• The study of living organisms, including their development, internal process, and evolution

• ecology

• Study of earth’s physical structure and substances, such as rocks, minerals, and erosion

• chemistry

• The study of elements and compounds, including atomic structure, molecules, and ions

• geology

Tags

NGSS.MS-LS2-3

NGSS.MS-ESS2-2

NGSS.MS-LS1-1

NGSS.MS-LS2-1

NGSS.MS-PS1-3

Which of the following government organizations is responsible for maintaining and enforcing environmental standards and laws?

• A. DOE – Department of Energy

• B. NOAA – National Oceanic and Atmospheric Administration

• C. EPA – Environmental Protection Agency

• D. USGS – United States Geological Survey

Which of the following are characteristics of science?

• Ideas supported by measurable evidence

• Absolute fact

• Knowledge gained to explain the natural world

• Philosophical and religious ideas

• Political Views

Tags

NGSS.MS-LS2-4

NGSS.MS-ESS3-5

An archer is shooting arrows at a target. Which of the following demonstrates low precision but high accuracy?

• A. Consistently hits somewhere on the target but not the bullseye

• B. Consistently hits around the bullseye

• C. Consistently hits the upper left corner with all arrows

• D. Misses the target repeatedly with no specific consistency.

An archer is shooting arrows at a target. Which of the following demonstrates low precision but high accuracy?

• A. Consistently hits somewhere on the target but not the bullseye

• B. Consistently hits around the bullseye

• C. Consistently hits the upper left corner with all arrows

• D. Misses the target repeatedly with no specific consistency.

Sebastian buys 5 bags of candy. On the package, it says that each bag contains 100 pieces of candy. He notices that none of the bags have 100 pieces of candy; instead, they all have either 97 or 98. Which of the following best describes the bags of candy?

• Neither accurate nor precise

• Both accurate and precise

• Precise, but not accurate

• Accurate, but not precise

Which of the following is the variable that is measured?

• A. Controlled variable

• B. Independent variable

• C. Dependent variable

Tags

NGSS.MS-PS2-2

Which of the following is the variable that is manipulated by the scientist during the experiment?

• A. Controlled variable

• B. Independent variable

• C. Dependent variable

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-4

Read the following experiment description. Match the variable in the experiment to the correct variable type. Jasmine makes 5 paper parachutes of different sizes. He drops each one and measures how long it takes to reach the ground.

• Independent variable

• Parachute size

• Control variable

• Time to reach the ground

• Dependent variable

• The type of material used

Match the word on the left with the correct definition on the right.

• Molecule

• Basic units of matter composed of electrons, protons, and neutrons

• Ion

• A substance composed of many molecules that themselves are composed of atoms from more than one element, held together by chemical bonds.

• Atom

• A group of atoms bonded together

• Compound

• Pure substance that cannot be broken down, defined by the number of protons in its atom

• Element

• An electrically charged atom or group of atoms

Tags

NGSS.MS-PS1-1