ACOS Standard 1 Vocabulary Quiz

What is a region in space where the gravitational pull is so strong that nothing, not even light, can escape?

• Neutron star

• White dwarf

• Black hole

• Supernova

Tags

NGSS.HS-PS2-4

What is the process of reducing the volume of a gas or other substance by applying pressure?

• Expansion

• Compression

• Fusion

• Evaporation

What are large systems of stars, dust, and gas held together by gravity?

• Planets

• Asteroids

• Galaxies

• Comets

Tags

NGSS.MS-ESS1-2

What is a very large star that is much larger than the sun?

• Dwarf star

• Giant star

• Neutron star

• Protostar

What is the force that attracts a body toward the center of the earth, or toward any other physical body having mass?

• Magnetism

• Friction

• Gravity

• Tension

Tags

NGSS.HS-PS2-4

What is the process in which helium is produced from hydrogen in stars?

• Helium fusion

• Carbon fusion

• Oxygen fusion

• Nitrogen fusion

Tags

NGSS.HS-ESS1-1

What is the process in which hydrogen nuclei combine to form helium, releasing energy?

• Fission

• Hydrogen fusion

• Combustion

• Oxidation

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

NGSS.HS-PS1-8

During which phase of a star's life cycle does it spend the majority of its life, maintaining equilibrium while converting hydrogen into helium?

• Neutron star

• Supernova

• Main sequence star

• Protostar

Tags

NGSS.HS-ESS1-1

What are extremely dense remnants of massive stars that have collapsed under gravity?

• White dwarfs

• Neutron stars

• Red giants

• Protostars

What are stellar explosions that occur at the end of a star's life cycle?

• Novas

• Supernovas

• Black holes

• White dwarfs