Environmental Science Scientific Method and Lab Safety

Which of the following are considered part of the environment?

• forests

• people

• buildings

• all of these

Which statement about science is true?

• It assumes that the natural world works according to rules that do not change unpredictably.

• It attempts to explain the mysteries of the supernatural world.

• It deals mostly with things in the synthetic or unnatural world.

• It asserts that although the boiling point of water is 100ºC today, it may be different in the future.

Results published in __________ are the most respected in science because they have passed through a rigorous evaluation process involving feedback from multiple sources.

• news magazines

• peer-reviewed journals

• web journals

• weekly newspapers

Which statement about changes in scientific thought is correct?

• Changes in scientific thought show that the general public cannot rely on science.

• Changes in scientific thought demonstrate a key strength of science: the ability to self-correct and improve.

• Scientific thought and interpretations can never change over time.

• Changes in scientific thought are usually rapid and drastic.

Tags

NGSS.HS-LS4-1

NGSS.HS-PS4-3

In a controlled study, all variables are controlled except

• 0, all are controlled

• 1, the independent variable

• 1, the dependent variable

• 2, the independent and dependent variable

Tags

NGSS.MS-PS2-2

The most important Lab Safety Rule is

• No food or drink

• No running

• Follow all directions

• Commit to the pour

Choose the correct statement

• Ozone is a naturally occurring molecule that absorbs

  and redirects harmful UV radiation, it is replenished by CFC's in the stratosphere.

• Ozone is a naturally occurring molecule that absorbs

  and redirects harmful UV radiation, it is destroyed by CFC's in the stratosphere.

• Ozone is a artificially occurring molecule that absorbs

  and redirects harmful UV radiation, it is replenished by CFC's in the stratosphere.

• Ozone is a artificially occurring molecule that absorbs

  and redirects harmful UV radiation, it is destroyed by CFC's in the stratosphere.

A person holding a sign during a protest against cutting down trees in a forest would be considered a(n)

• environmentalist.

• ecological footprint.

• peer reviewer.

• environmental scientist.

The word science comes from

the Latin word scientia, meaning ________________.

• Scientific

• Society

• Knowledge

• Scent

Many investigations start with the observation of a phenomenon, Observations can be made with _______.

• the eye

• instruments

• reading scientific literature

• All of the above.