Earth Sci Semester 1 Review

Retention of heat in the atmosphere is a result of

• ice age
• global warming
• greenhouse effect
• season

Tags

NGSS.MS-ESS3-5

Earth’s four main systems are completely separate of each other.

• True
• False

Tags

NGSS.MS-ESS2-4

Astronomers study Earth, its neighbors, and other matter in the universe.

• True
• False

Tags

NGSS.MS-ESS1-2

NGSS.MS-ESS1-3

Earth’s atmosphere contains about 78 percent carbon dioxide.

• True
• False

The biosphere includes all organisms that live within a few meters of Earth’s surface, at the bottom of oceans, and on the tops of mountains.

• True
• False

Complete the following statement using the given terms. "The number of protons in an atom's nucleus is the ."

• atomic number
• isotope
• radioactive decay

An atom that gains or loses an electron and has an electric charge is called a(n):

• atomic mass
• isotope
• ion
• mass number

Tags

NGSS.MS-PS2-3

The basic building blocks of matter are:

• molecules
• atoms
• compounds
• elements

Tags

NGSS.MS-PS1-1

Complete the following statement using the given terms. "When atoms of the same element have different numbers of neutrons they are know as of that element ."

• atomic number
• isotope
• radioactive decay

The nucleus of an atom is made up of:

• protons and neutrons
• protons and electrons
• neutrons and electrons
• Option 4