Earth Science Introduction

What is currently the most widely accepted theory about our Universe?

• M Theory

• Big Bang Theory

• String Theory

• Big Crunch Theory

Which planet in our Solar System has the highest surface temperature average?

• Mercury

• Venus

• Mars

• Saturn

Which subsystem of the Earth are corals a part of?

• atmosphere

• hydrosphere

• lithosphere

• biosphere

Which mineral is the hardest known to us?

• diamond

• iron

• copper

• orthoclase

What property of a mineral is tested when you scratch it with your fingernail?

• fracture

• hardness

• cleavage

• streak

Limestone turns to marble under pressure over time. What type of rock is marble?

• Igneous

• Sedimentary

• Plutonic

• Metamorphic

What type of igneous rock cools outside of a volcano and has fewer minerals?

• pegmatitic

• granitic

• extrusive

• exclusive

Which of the following is a non-renewable energy resource?

• hydroelectric

• geothermal

• nuclear

• solar

What is the process of determining the exact age of a rock sample?

• absolute dating

• relative dating

• carbon analysis

• All choices are correct.

In which era of the Earth's History did dinosaurs roam its surface?

• Paleozoic

• Mesozoic

• Proterozoic

• Cenozoic