Who wrote the following quote about space?
“The infinite has to be a relative concept. Go any distance: an infinite space means that there is more to be explored.”
Joseph Silk
True of False? Light can escape black holes.
False, nothing can escape black holes
What is dark matter?
An invisible glue that holds everything together.
400 times farther from the moon
What type of galaxy the Milky Way?
A barred spiral galaxy
What is the shape of space?
It is spatially flat
What are the layers of Earth that makes stars twinkle when we look at them from the sky?
Exosphere, Thermosphere, Mesosphere, Stratosphere, and Troposphere
What are one of the major arms of the milky way?
If they said both, they get double points(but you risk your points!)
Scutum-Centaurus Arm and/or Perseus Arm
What do moon rovers/lunar rovers use to gain power?
(a) Batteries and/or Food (c) Food and/or Water
(b) Solar Panels and/or Batteries(d) Wires and/or Light
Solar panels and/or batteries
What are the 2 types of shadows casted on earth when there is a solar eclipse?
umbra and penumbra.
What is the name of the point where all known laws of physics break down, which is one part of the black hole?
Singularity
What is the diameter of the Milky Way?(by light years)
100,000 to 120,000 light years
Who further explained about black holes?
Chandrasekhar
The Big Bang
What type of curvature is it called where if you were to have a triangle, it would mean more than 180 degrees?
Positive curvature