12/5 Flashcardizz Earth Science

Front

What are P waves and S waves in an earthquake?

Back

P waves (Primary waves) are faster seismic waves that can travel through solids, liquids, and gases. S waves (Secondary waves) are slower and can only move through solids.

Front

What is the rate of movement of the Indo-Australian Plate?

Back

The Indo-Australian Plate moves at a rate of 5 to 7 centimeters per year.

Tags

NGSS.MS-ESS2-3

Front

What is the deepest spot on the ocean floor?

Back

The deepest spot on the ocean floor is a Trench.

Front

How do scientists determine that the outer core is liquid?

Back

Scientists know the outer core is liquid because S waves do not travel through it, while P waves do.

Front

What process changes metamorphic rock into sedimentary rock?

Back

Weathering and erosion begin the process that changes metamorphic rock into sedimentary rock.

Front

What is the difference between the movement of P waves and S waves?

Back

P waves travel faster and can move through all states of matter, while S waves are slower and can only move through solids.

Tags

NGSS.MS-PS4-2

Front

What is a seismograph?

Back

A seismograph is an instrument that measures and records the motion of the ground during an earthquake.

Front

What are tectonic plates?

Back

Tectonic plates are large sections of the Earth's lithosphere that move and interact with each other, causing geological activity.

Tags

NGSS.MS-ESS2-3

Front

What is the significance of ocean trenches?

Back

Ocean trenches are the deepest parts of the ocean and are formed by the subduction of tectonic plates.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Front

What is the outer core of the Earth?

Back

The outer core is a liquid layer composed mainly of iron and nickel, located beneath the mantle and surrounding the inner core.