History of Universe and Stars

In the beginning there was nothing... then there was ___

• light

• matter

• everything

• galaxies

Tags

NGSS.HS-ESS1-2

Cosmology is much like any other field of science; we have ___

• theology

• clues, observations and rules

• creation myths

• authority and blind trust

Tags

NGSS.HS-ESS1-2

NGSS.HS-ESS1-3

In the past the Universe was ___

• denser, more crowded, and colder

• rarified, less crowded, and colder

• denser, more crowded, and hotter

• rarified, less crowded, and hotter

Tags

NGSS.HS-ESS1-2

A lot of what we know about the early universe comes from experiments done in giant ___

• mass spectrometers

• infrared spectrometers

• bomb calorimeters

• particle colliders

When the Cosmos was very young, particles were whizzing around slamming into each other, creating ___

• energy

• baby universes

• other subatomic particles

• black holes

Tags

NGSS.HS-ESS1-2

When the universe got its start, it was unfathomably ___

• hot and desolate

• hot and dense

• cold and desolate

• cold and dense

Tags

NGSS.HS-ESS1-2

If you take a snowball and heat it up, it'll melt. We call that a ___

• chemical reaction

• nuclear reaction

• chemical change

• phase change

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

When you heat something up, what you're doing is giving it more ___

• entropy

• light

• mass

• energy

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-2

NGSS.HS-PS3-4

The basic particles of normal matter, which can't be subdivided any more, are ___

• electrons, neutrons, and protons

• quarks and electrons

• neutrons and protons

• protons, electrons and quarks

In the very early Universe the four basic forces we see today were all squeezed together into ___

• pure energy

• a single ball of matter

• one unified super force

• a single nuclear force

Tags

NGSS.HS-PS2-4