Lightyears and Big Bang Review

Nothing is faster than the speed of light.

• True

• False

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

A system of planets/celestial bodies that orbit one (or 2) central star.

• Solar System

• Galaxy

• Universe

• Space

Tags

NGSS.MS-ESS1-2

NGSS.MS-ESS1-3

A system of stars held together by mutual gravity.

• Solar System

• Galaxy

• Universe

• Space

Tags

NGSS.MS-ESS1-2

All the objects in the known interstellar cosmos.

• Solar System

• Galaxy

• Universe

• Space

Define a lightyear

• The length of time it take light to travel in one year

• The speed at which light travels

• Woody's friend, Buzz

• The distance light travels in one year

How far away is the closest star from our solar system (Proxima Centauri)?

• 8 light minutes

• 16 light hours

• 2.5 lightyears

• 4.3 lightyears

The Big Bang started with...

• An explosion

• A singularity

• A nebula

• A crunch

Tags

NGSS.HS-ESS1-2

The early Universe was hot and dense. This led to...

• An expansion

• An explosion

• A Big Bang

• A star

Tags

NGSS.HS-ESS1-2

The Universe is believed to be about

• 4.6 billion years old

• 6.4 billion years old

• 14.6 billion years old

• 16.4 billion years old

Tags

NGSS.MS-ESS1-4

The Solar System is believed to be about

• 4.6 billion years old

• 6.4 billion years old

• 14.6 billion years old

• 16.4 billion years old

Tags

NGSS.MS-ESS1-4