Unit 2 Part 1 Summative Exam Review

Terrestrial and extra-terrestrial rocks are made up of (there is more than one right answer)

• elements

• stable isotopes

• unstable isotopes

• organic material

• anti-matter

Tags

NGSS.MS-ESS2-3

NGSS.MS-PS1-1

Which two methods are used to date the Earth (Choose only two answers)

• relative dating

• absolute dating

• carbon-dating

• radioactive dating

Tags

NGSS.HS-PS1-8

Erosion, plate tectonics, and volcanism have gotten rid of what on the Earth?

• mountains

• people

• continents

• meteor impact craters

Tags

NGSS.MS-ESS2-2

Why do celestial objects like the moon have impact craters? (Check all that apply)

• The moon does not have an atmosphere, so there is so erosion

• The moon has no volcanoes.

• The moon does not have plate tectonics

• The moon acts like a magnet for meteors

What is used to date the Earth? (check all that apply)

• lunar rocks

• asteroids

• meteors

• rocks on the Earth

Tags

NGSS.MS-ESS1-4

Why aren't terrestrial Earth rocks used to date the Earth?

• They are not affected by the rock cycle

• They are not affected by erosion

• They are affected by Earth's natural processes

• They are not affected by plate tectonics

Most of Earth's rocks are ______________ that the Earth itself.

• younger

• older

• the same age

Tags

NGSS.MS-ESS1-4

How old is the Earth?

• 4.6 billion years

• 4.6 million years

• 4.6 thousand years

• 4.6 trillion years

Tags

NGSS.MS-ESS1-4

Radioactivity is the tendency of certain atoms to decay into lighter atoms, a process that emits energy. This is the definition of....

• radioactive decay

• radioactive isotopes

• daughter isotopes

• parent isotopes

Tags

NGSS.HS-PS1-8

What is an isotope that is unstable and decreases over time?

• Parent isotope

• Daughter isotope

Tags

NGSS.HS-PS1-8