Earth History EOG Review | Baamboozle - Baamboozle

English 30 Public

8th Grade NC Science Earth History Review

Study Slideshow

type of rock formed through the cooling and solidification of magma or lava.

igneous

15

Which method provides the most accurate age of a rock sample?

radioactive dating

15

Which era is known as the "age of mammals"

Cenozoic

15

What do you call the supercontinent landmass formed million years ago?

Pangea

15

True or False Tectonic plates are constantly moving at different rates and in different directions.

True

15

How do scientists know that some mountains were once at the bottom of an ocean?

Dinosaur bones have been discovered in the mountains.

Freshwater rivers flow to the ocean.

Marine fossils have been found on the peaks of some mountain

Saltwater fish are found in some mountain streams.

15

Which is the most accurate method scientists use to predict the age of Earth?

comparing the ages of different fossils

investigating core samples from the Arctic.

radioactive dating of rocks

relative dating of rock layers

15

Recent changes in species can be found in the upper layers of rock. This provides a link between which two scientific ideas?

the theory of evolution and the Law of Superposition

the Law of Superposition and the periodic nature of the elem

cell theory and the theory of evolution

the periodic nature of the elements and cell theory

15

A scientist finds the bones of a dinosaur. What could help the scientist determine the approximate age of the dinosaur bones?

the index fossils in the area of the bones

the birds living in the area of the bones

the kinds of trees living in the area of the bones

the weather conditions in the area of the bones

15

Scientists find dinosaur fossils in the bottom rock layers of a cliff and mammal fossils in the middle rock layer of the cliff. Which could best be concluded from this evidence?

Dinosaurs were eaten by the mammals.

Dinosaurs lived on Earth before the mammals

Dinosaurs and mammals lived at the same time.

Dinosaurs ate plants.

15

What do earthquakes tell scientists about the history of the planet?

Dinosaurs became extinct about 65 million years ago.

Earth’s climate is constantly changing

The oceans are much deeper today than millions years ago.

The continents of Earth are continually moving

15

What is the processes that shape the Earth continue as they have since the Earth formed. (Hint, it's a really long word)

Uniformitarianism

15

Which best describes how ice cores are important to the study of geologic history?

They hold index fossils, which date the different ice cores

They show unconformities, which signal changes in deposition

They contain evidence showing changes in the atmosphere

15

Which allows scientists to investigate what Earth’s climate was like over the past 740,000 years?

faults

fossils

ice cores

volcanic deposits

15