Earth
What is the age of the Earth?
~4.55 billion years
The stratosphere contains what vital layer that blocks UV light from the sun?
The ozone layer
True or False: Hurricanes, typhoons, and cyclones are all the same type of storm.
True – their names are different based on where they occur
If it’s winter in Japan, what season is it in New Zealand?
Summer
Daily Double!
Free Points!
List the top 3 most common elements that make up the Earth.
Iron, oxygen, and silicon
True or False: There is a hard boundary between the exosphere and space where matter stops being present.
False
What are the 3 most common gases in our atmosphere?
Nitrogen, oxygen, and argon
Daily Double!
Free Points!
What are the charges for protons, neutrons, and electrons?
Protons_______
Neutrons _______
Electrons_________
Protons: +
Neutrons: No charge
Electrons: --
What do we call the magnetic field that surrounds and protects the Earth from harmful radiation?
Magnetosphere
What layer of the atmosphere has the aurora?
Thermosphere
What is the English word for 雹?
Hail
True or False: The Earth’s axial tilt (its angle of rotation) changes throughout the year.
False – it’s fixed at 23.4°
If you were to stretch the DNA found in one of your cells, it would be two meters long. How can all of this DNA fit in one of your cells?
DNA is wrapped around histones (proteins).
What is the name of the hypothesis that explains where the Moon came from?
Giant-impact hypothesis
Where is the coldest place of our atmosphere? (-85°C!)
Mesosphere
Name the 3 ingredients needed for a thunderstorm to form.
Moisture, unstable (rough) air, and lift
Name the four Gas Giants
Jupiter, Saturn, Uranus, Neptune
Which one of Newton’s Laws is F= ma?
Newton’s second law
What is the force of gravity on you if you were exactly at the Earth’s center?
0 N, because Earth is all around you in all directions!
What spacecraft is actually located in the thermosphere, not quite in space?
The International Space Station (ISS)
On the downwind (opposite side) of a mountain with Foehn winds, what is the weather like?
Warm and dry (higher pressure)
Name all the planets in order starting from the planet closest to the Sun.
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
Enantiomers can be _________________(R) or ______________________(S)
Right-handed or left-handed