20 questions
Which of the following is an accurate description of the relationship between components of the universe?
Stars always contain galaxies.
Galaxies contain many stars.
Stars contain several nebulae.
Nebulae contain many galaxies.
The universe has many different components. Which list places four components of the universe in the most likely order from smallest to largest?
Planets, stars, nebulae, galaxies
Planets, stars, galaxies, nebulae
Nebulae, stars, planets, galaxies
Galaxies, stars, planets, nebulae
A student learns that the sun is classified as a medium-size star and that many stars are much bigger and brighter. However, the student observes that other stars look very dim, even through a telescope.
Why do other stars look much dimmer than the sun?
The sun appear yellow, which is more visible than other colors.
The sun is much closer to Earth than other stars are
Other stars are made up of different gases than the sun is.
As light from other stars travels through space, it gets reflected.
Stars are made mostly of which two elements?
hydrogen and helium
mercury and strontium
iron and potassium
krypton and bismuth
A large celestial body made of gases that emits light due to nuclear reactions is called -
a galaxy
a nebula
a comet
a star
The stars and all the other matter in a galaxy are held together by which of the following?
Dark matter
Inertia
Gravity
Magnetism
Which is found in the belt between Mars and Jupiter
Comets
Asteroids
Meteors
Stars
I am a rock entering a planet's atmosphere.
meteor
moon
asteroid
comet
A meteoroid is found
in Space
entering earths atmosphere
impacting earths surface
This has more mass than a moon but less mass than a star.
Galaxy
Universe
Planet
Nebula
This has less mass than the Universe but more mass than a nebula.
Galaxy
Moon
Planet
Star