Our solar system
What are the two main gases that make up the sun?
Helium and Hydrogen
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What is the difference between kinetic and potential energy?
potential energy is stored energy, while kinetic energy is the energy of motion.
Why should you NOT look directly at a solar eclipse?
The sky gets dark, while the UV radiation is still intense. The darkness causes you to not squint or look away, and your pupils don't dilate. The UV radiation would burn your retinas :(
What does STEM stand for?
Science Technology Engineering Math
What planet in our solar system is the most similar to Earth?
Venus - it's often called the "sister planet"
What are two things a spacesuit needs?
life support, temperature regulation
What is the strongest shape?
triangle
What is the body system that is related to the heart?
The cardiovascular system
What is the main type of engineers that work on prosthetics and other biomedical devices?
Biomedical engineers
What are the names of all the planets in the solar system?
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
What does the Canadarm do?
Move, deploy, unload cargo and equipment.
Capture, service, and deploy satellites in orbit.
Assist in the construction and maintenance of the ISS.
What is Newton's first law?
An object at rest remains at rest, and an object in motion remains in motion at constant speed and in a straight line unless acted on by an unbalanced force.
How many bones and joints are there in your hand? (2 separate numbers for bones and joints)
27 Bones and 20 Joints
You have 5 gears in a row, and the first gear is rotating clockwise. Which way is the fifth gear rotating?
clockwise
Which planet is known as the "red planet"?m
Mars
What does ISS stand for?
International space station
What physics ideas or concepts does the newton's cradle demonstrate?
momentum, and kinetic and potential energy
What is your body's biggest organ?
skin
What is the difference between a total, partial, and annular solar eclipse?
Total: The Moon covers the whole Sun.
Partial: The Moon covers only part of the Sun.
Annular: The Moon passes in front of the Sun but looks too small to cover it, leaving a bright “ring of fire.”
What is the shadow from the moon in a solar eclipse called?
the umbra
What are the names of the rovers currently active on Mars?
Curiosity and Perseverance
Why do you see lightning before you hear thunder?
They happen at almost the same time, but light travels faster than sound.
Which animal has fingerprints that look the most similar to humans?
koalas
What are inorganic chemicals?
Inorganic chemicals are any chemical materials that do not contain a carbon-hydrogen (C-H) bond