Intro to Earth Science

Match up the branch of Earth Science with the correct description.

• Astronomy

• The study of the Earth's atmosphere and weather patterns

• Environmental

• The study of Earth's physical structure (rocks)

• Oceanography

• The study of the interactions of organisms and their surroundings

• Geology

• The study of the Earth's oceans

• Meteorology

• The study of space (objects beyond Earth's atmosphere)

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

How much of the Earth is covered by water?

• 97%

• 3%

• 70-75%

• 50%

Tags

NGSS.MS-ESS2-4

The Earth's atmosphere has ​ (a)   oxygen and ​ (b)   nitrogen.

• 21%
• 78%
• 50%
• 10%
• 90%
• 15%
• 85%

The metric unit for measuring length is the​ ​ (a)   .

The metric unit for measuring volume is the​ (b)   .

The metric unit for measuring mass is the ​ (c)   .

• meter
• liter
• gram
• pound
• mile
• inch

Convert 1 m to cm

(Metric Stairway Hint: KHDBDCM)

• 100 cm

• 1000 cm

• 0.0001 cm

• 0.01 cm

If an object has a mass of 25 g and a volume of 5 mL, what is its density?

Density = Mass / Volume

Mathematical Equivalence

ON

How many protons does Iron have?

• 18
• 30
• 26
• 55

Tags

NGSS.MS-PS1-1

How many neutrons does Iron have?

(Round to the nearest whole number)

• 18
• 30
• 26
• 55

Which statement is CORRECT?

• Protons and electrons always equal one another in an atom.

• Protons and neutrons always equal one another in an atom.

• Protons and electrons are found in the nucleus of an atom.

• Neutrons have a negative charge.

About (a)   of Earth's water is salt water found in oceans.

About ​ (b)   of Earth's water is fresh water.

• 97%
• 3%
• 99%
• 1%
• 78%
• 21%
• 50%
• 10%
• 90%

Tags

NGSS.MS-ESS2-4