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17.3 Mastery

Authored by Gabbriel Stivers

Science

11th Grade

NGSS covered

Used 2+ times

17.3 Mastery
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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

________ have both metallic and nonmetallic properties.

Metalloids

Metals

Nonmetals

Noble gases

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

________ are different molecular structures of the same element.

Allotropes

Isotopes

Ions

Compounds

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Define the term semiconductor and give an example of an element that is used to make semiconductors.

A semiconductor is a material that has a conductivity between conductors and insulators; Silicon is an example.

A semiconductor is a type of insulator; Copper is an example.

A semiconductor is a type of conductor; Gold is an example.

A semiconductor is a material that does not conduct electricity; Wood is an example.

Tags

NGSS.MS-PS2-3

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Compare and contrast natural elements and synthetic elements.

Natural elements are found in nature, while synthetic elements are man-made.

Natural elements are man-made, while synthetic elements are found in nature.

Both natural and synthetic elements are found in nature.

Both natural and synthetic elements are man-made.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Graphite and diamond are made of the element carbon. Why is graphite a lubricant and diamond the hardest gem known?

Graphite has a layered structure allowing layers to slide over each other, while diamond has a rigid 3D structure.

Graphite is softer due to impurities, while diamond is pure carbon.

Graphite is a metal, while diamond is a non-metal.

Graphite is formed under low pressure, while diamond is formed under high pressure.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which element is present in all organic compounds?

carbon

hydrogen

oxygen

nitrogen

Tags

NGSS.HS-LS1-6

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Explain the importance of organisms that convert nitrogen from its diatomic form into other compounds.

They help in the process of photosynthesis.

They are essential for the nitrogen cycle.

They produce oxygen for respiration.

They decompose organic matter.

Tags

NGSS.MS-LS2-3

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