Exploring Rock Layers and Fossils

Which type of rock is formed from the cooling and solidification of magma or lava?

• Sedimentary Rock

• Metamorphic Rock

• Igneous Rock

Tags

NGSS.4-ESS1-1

What can fossils in rock layers tell us about the Earth's past?

• The age of the Earth

• The types of organisms that lived in the past

• The current climate

Tags

NGSS.4-ESS1-1

How can the position of rock layers help scientists understand the history of a landscape?

• By identifying the oldest and youngest layers

• By determining the color of the rocks

• By measuring the thickness of each layer

Tags

NGSS.4-ESS1-1

A scientist finds a fossil in a rock layer. What can this fossil indicate about the environment at the time the organism lived?

• The exact temperature of the environment

• The type of environment, such as marine or terrestrial

• The current weather conditions

Tags

NGSS.4-ESS1-1

Why might a rock layer be missing from a sequence of layers?

• The rock layer was never formed

• The rock layer was eroded away

• The rock layer was too thin to be preserved

Tags

NGSS.4-ESS1-1

What type of rock is pictured?

• Extrusive Igneous Rock

• Foliated Metamorphic Rock

• Nonfoliated Metamorphic Rock

• Sedimentary Rock