review

review

8th Grade

10 Qs

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review

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Assessment

Quiz

Science

8th Grade

Medium

Created by

Olivia Avena

Used 5+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Relative age dating is used to determine the...
actual age of an event
length of time between two events
age of one event in comparison with other events
rate at which a gologic process occurs

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The age of a rock compared to the ages of other rocks is the rock's
absolute age
geologic age
sedimentary age
relative age

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Which is the most accurate form of absolute dating?
radiometric dating
erosion rate
deposition rate
index fossils

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The time it takes for half of a radioactive isotopes to decay into stable isotopes is called the
isotope decay
radiometric dating
half life
absolute age

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Using radiometric dating, scientists have established the age of Earth to be about 4.6 billion years old. This is an example of an absolute age because the age in years has been calculated.

True

False

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The half-life of a radioactive substance is the amount of time it takes for _____ of the parent atom to decay.

1/4

1/2

3/4

all

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What can scientists use to study how Earth's climate and atmosphere have changed over time?

Ice cores

Index fossils

Law of Superposition

Radioactive dating

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