Let's get started! How long does it take for Earth to orbit the Sun?
28 days
365 days
7 days
24 hours
Which of these parts of the Sun is hotter?
Its surface
Its atmosphere
True or false: There are 14 bones in a human foot.
Which part of the human brain is responsible for memory, speech, the senses, and emotional response?
Cerebellum
Medulla
Cerebrum
Brainstem
True or false: Anything that has a certain mass and occupies space is called an atom.
Which planet does the moon "Juliet" orbit?
Earth
Mercury
Uranus
Saturn
Which of these is NOT a part of Earth's basic structure?
Crust
Mantle
Ionosphere
Core
More than 70% of Earth is covered by water and about 30% is covered by land. What does H2O stand for?
2 hydrogen atoms bonded to 2 oxygen atoms
1 hydrogen atoms bonded to 2 oxygen atoms
1 hydrogen atom bonded to 1 oxygen atom
2 hydrogen atoms bonded to 1 oxygen atom
The palate is located in which part of the human body specifically?
True or false: Mushrooms are part of the plant kingdom.
Which of these fruits has seeds on the outside?
Raspberry
Strawberry
Blackberry
Blueberry
You're at the halfway point of the quiz! When an animal changes a behavior or habit for better survival in its environment, what is this change called?
Evolution
Reproduction
Speciation
Adaptation
Which is the largest muscle in your body?
Your jaw muscle, or masseter
Your tongue, or hyoglossus
Your butt muscle, or gluteus maximus
Your eyelid muscles, or orbicularis oculi
Which planet does the moon "Callisto" orbit?
Uranus
Jupiter
Mercury
Saturn
In Einstein's famous formula E = mcΒ², what does "c" stand for?
Speed of light
Lightyear
Speed of sound
Velocity
Which part of a man's body creates sperm?
Bladder
Scrotum
Penis
Testicles
Which term describes the process when materials are broken down by rain, wind, and chemical reactions?
Erosion
Weathering
Decomposition
Abrasion
True or false: The atomic number for lithium is 17.
After the Big Bang, the universe was full of a bunch of space particles. How did the Earth form?
Five asteroids smashed into each other.
A piece of the Sun broke off.
A large meteorite began perfectly orbiting the Sun.
Gravity pulled gases and particles together.
When did flowers first appear on Earth?
175-200 million years ago
Less than 100 million years ago
500 million years ago
125-150 million years ago
You're almost there! "Au" is the symbol on the periodic table for...?
Of all the planets listed, which is the only one with retrograde rotation?
Neptune
Mercury
Venus
Mars
And finally, which is larger, a biome or a habitat?
They are the same thing
Habitat
Biome
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