Formative Assessment Earth History

Which among the following methods determine the exact age of a rock?

• relative dating

• absolute dating

• fossils

• geologic time scale

Relative dating is effective in studying layers of which type of rock?

• igneous

• sedimentary

• metamorphic

Tags

NGSS.MS-ESS1-4

Which principle of relative dating is best described in the picture?

• Law of Original Horizontality

• Law of Superposition

• Principle of Cross-Cutting Relation

• Principles of Inclusion

Tags

NGSS.MS-ESS1-4

Which principle of relative dating is best described in the picture?

• Law of Original Horizontality

• Law of Superposition

• Principle of Cross-Cutting Relation

• Principles of Inclusion

Tags

NGSS.MS-ESS1-4

If you will identify the relative ages of the layers of rocks in the illustration, what will be the ordinal number of the shaded layer?

• 5th

• 6th

• 4th

Tags

NGSS.MS-ESS1-4

How much of the parent isotope is present in a sample 2 half-lifes?

• 75%

• 50%

• 25%

• 12.5%

Tags

NGSS.HS-PS1-8

How many half-lifes have passed if a given sample contains 75% of daughter isotope?

• 1

• 2

• 3

• 4

Tags

NGSS.HS-PS1-8

An object contains 6.25% of the parent atom. What will be the absolute age of the object if its half life is 3 156 years?

• 16 224 years

• 12424 years

• 12 624 years

Tags

NGSS.HS-PS1-8

Which of the following era is characterized by the dominance of reptiles and dinosaurs?

• Cenozoic

• Mesozoic

• Paleozoic

In which period of time did the ozone layer form?

• Proterozoic

• Mesozoic

• Archaean