WorksheetsSpace Unit Lesson 1: Origin of the Universe
Total questions: 10
Worksheet time: 34mins
A theory that says the universe began as a small point that expanded rapidly about 13.8 billion years ago.
Big Bang Theory
Singularity Theory
Galaxy Theory
Which description is considered most accurate regarding what actually happened during the Big Bang?
Two galaxies collided causing an immense explosion as stars crashed into one another
All of what would become the universe was concentrated in a single small point, or singularity, which rapidly expanded into what is now stars, planets, galaxies, matter, and energy.
All matter emerged from a massive black hole at the center of the universe.
Parts of the sun were ripped off by massive internal explosions and were thrown into space where they cooled to become other things, like plants, comets, and other galaxies.
How old is the universe?
13.7 billion years old
13.7 million years old
13.7 trillion years old
I don't know
How did scientists figure out the age of the universe?
By making very detailed observations using telescopes and math
By guessing
By using a time machine
I don't know
True or False: The universe has never stopped expanding since the Big Bang.
True
False
How is the "Big Bang" described?
an explosion
an expansion
a contraction
What instrument has allowed us to look deep into space to observe things far away that give us hints to the past?
The Hubble telescope
The Eiffel Tower
Binkley's barometer
The Smith Space Balloon
Which two elements make up the early and current universe?
helium and lithium
helium and hydrogen
oxygen and hydrogen
Which of these things happened first?
stars and galaxies formed
rapid expansion of the universe
heavy elements formed
our earth formed
