1A: 2024 Fall Final Questions

Front

What is the reason the OUTER core of the Earth is liquid?

Back

The OUTER core is liquid because of its intensely high temperature.

Tags

NGSS.HS-ESS2-3

Front

Which color of stars is the hottest in the universe?

Back

Blue stars are the hottest in the universe.

Front

Which planet did the ancient Maya use for time-keeping and navigation?

Back

The ancient Maya used Venus for time-keeping and navigation.

Front

Order the components of the universe from largest to smallest: planet, star, solar system, galaxy, universe.

Back

The correct order is: universe, galaxy, solar system, star, planet.

Front

What type of galaxy is the most abundant in the universe?

Back

The most abundant type of galaxy in the universe is the Elliptical Galaxy.

Front

Define a galaxy.

Back

A galaxy is a massive system that consists of stars, stellar remnants, interstellar gas, dust, and dark matter, bound together by gravity.

Front

What is the difference between a spiral galaxy and an elliptical galaxy?

Back

A spiral galaxy has a flat, rotating disk containing stars, gas, and dust, along with a central concentration of stars known as the bulge, while an elliptical galaxy is more rounded and lacks the distinct structure of spiral arms.

Front

What is the significance of the temperature in the Earth's outer core?

Back

The high temperature in the Earth's outer core is crucial for maintaining its liquid state, which is essential for generating the Earth's magnetic field.

Front

What are the main components of the solar system?

Back

The main components of the solar system include the Sun, planets, moons, asteroids, comets, and meteoroids.

Tags

NGSS.MS-ESS1-3

Front

What is the role of gravity in the formation of galaxies?

Back

Gravity plays a key role in the formation of galaxies by pulling together gas and dust to form stars and clusters, which eventually coalesce into galaxies.

Tags

NGSS.HS-PS2-4