Intro to Chem Vocab

A claim can be (CHOOSE ALL THAT APPLY- CATA)

• a statement about the results of an experiment

• an opinion

• an answer to a question

• a piece of data

Tags

NGSS.MS-LS2-4

All of the following are claims EXCEPT

• The frog laid 1300 eggs in spring of 2019.

• Frogs are louder than toads.

• Toads live longer than frogs.

• Frogs eat more insects than spiders.

Evidence can be (CATA)

• qualitative (data that describes what happened with words)

• quantitative (data that has numbers)

• made up

Tags

NGSS.MS-LS2-4

NGSS.MS-PS3-5

Which of the following pieces of evidence supports the claim: Oreos are better than Chips Ahoy cookies. (CATA)

• The Oreo package states that Oreos are milk's favorite cookie.

• The entire Oreo cookie is chocolate, but Chips Ahoy just has chips.

• There are more types of Oreos than there are Chips Ahoy.

A physical property is

• when an individual has ownership over an object

• a characteristic of a substance that determines how it will interact with other substances

• a characteristic of a substance that can be observed without changing the substance's chemistry

Tags

NGSS.MS-PS1-4

All of the following are examples of physical properties EXCEPT:

• boiling point

• melting point

• shape

• color

• reacts with air

Select ALL of the examples of physical properties below:

• size

• shape

• density

• toxic to humans

Tags

NGSS.MS-PS1-2

Which of the following BEST describes a chemical property?

• A license chemists have to buy and store chemicals.

• A quality of a substance you can observe without changing its chemical composition

• A quality of a substance that determines how it interacts with other substances

Tags

NGSS.MS-PS1-5

Which of the following is NOT an example of a chemical property?

• Flammable

• Toxic to frogs

• Dull (does not sparkle)

• Reacts with copper sulfate

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which option best defines the term "substance"?

• the scientific name

• the chemical name

• a form of matter

• a characteristic of a material