Earth and Space Science

Front

What is a coastline?

Back

A coastline is a place where land meets an ocean.

Front

What two factors keep objects like Saturn and Jupiter in their orbits?

Back

Gravity and inertia.

Front

Which star is known to have the greatest absolute brightness?

Back

Sirius B.

Front

What best describes loose sediments in the rock cycle?

Back

Heterogeneous mixture.

Front

What natural process indicates that basalt is younger than limestone?

Back

Magma can move upward and push into existing rock layers.

Front

What is inertia?

Back

Inertia is the tendency of an object to resist changes in its state of motion.

Front

Define gravity.

Back

Gravity is the force that attracts two bodies toward each other, commonly experienced as the force that pulls objects toward the Earth.

Front

What is a heterogeneous mixture?

Back

A heterogeneous mixture is a combination of two or more substances that remain distinct and can be physically separated.

Front

What is the rock cycle?

Back

The rock cycle is the continuous process of rock formation, breakdown, and reformation through geological processes.

Front

What is absolute brightness?

Back

Absolute brightness is the measure of a star's intrinsic brightness, or how bright it would appear at a standard distance.