Components of the Universe: STAAR Released Questions

Front

What are the main components of the universe?

Back

The main components of the universe include galaxies, stars, planets, moons, asteroids, comets, and dark matter.

Tags

NGSS.MS-ESS1-3

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 a star?

Back

A star is a luminous celestial body made of plasma that generates energy through nuclear fusion in its core.

Tags

NGSS.HS-ESS1-3

Front

Explain the difference between a planet and a moon.

Back

A planet is a celestial body that orbits a star, while a moon is a natural satellite that orbits a planet.

Front

What is dark matter?

Back

Dark matter is a form of matter that does not emit light or energy, making it invisible and detectable only through its gravitational effects.

Front

What is the role of gravity in the universe?

Back

Gravity is the force that attracts objects with mass towards each other, playing a crucial role in the formation and structure of the universe.

Tags

NGSS.HS-ESS1-4

NGSS.HS-PS2-4

Front

Define the term 'solar system'.

Back

A solar system is a collection of celestial bodies, including a star and the objects that orbit it, such as planets, moons, asteroids, and comets.

Tags

NGSS.HS-ESS1-4

Front

What is the Big Bang Theory?

Back

The Big Bang Theory is the leading explanation for the origin of the universe, proposing that it began as a singularity and has been expanding ever since.

Tags

NGSS.HS-ESS1-2

Front

What is a comet?

Back

A comet is an icy celestial body that, when passing close to the sun, heats up and releases gas and dust, forming a glowing coma and tail.

Front

Explain what a black hole is.

Back

A black hole is a region of space where the gravitational pull is so strong that nothing, not even light, can escape from it.