Anatomy
Organisms
Astronomy
Chemistry
Articles!
100

The largest organ in the human body

What is skin?

100

This cat can change direction in midair

What is a cheetah?

100

The planet with the most moons in our solar system

What is Jupiter?

100

Chemical symbol for lead

Pb

100

This industry is responsible for the rise in antibiotic resistance

What is the animal farming industry? 

- "Superbugs and the Animals that Create Them"

200

This is the rarest blood type

What is AB negative?

200

This is something that sharks can sense but humans cannot

What is electricity?

200

The sun is primarily composed of this material

What is hydrogen?

200

Hardest natural material

What are diamonds?
200

This drug has been used to help manage chemotherapy side effects, multiple sclerosis, seizures, social anxiety, PTSD, and OCD

What is Marijuana?

-"What Do We Know About Marijuana?"

300

This "6th sense" helps with movement, gravity, and balance

What is vestibular sense?

300
Animal with fingerprints shockingly similar to humans

What are koalas?

300

The asteroid belt is between these two planets

What are Jupiter and Mars?
300

The Greek word for green was used to name this element.

What is chlorine?

300

This neurotransmitter helps us sleep but also possessed anti-inflammatory and anti-oxidant capabilities.

What is melatonin?

- "Melatonin: More Than Just A Good Night’s Rest"

400

Taste buds are located in these places (name 3)

What are the tongue, roof of mouth, cheek, and throat?

400

Excluding insects, this animal has the highest metabolism

What are hummingbirds?

400

The color of a sunset on Mars

What is blue?

400

These two substances make the alloy of bronze

What are copper and tin?

400

This vitamin could potentially reduce severity of COVID19 cases in children

What is vitamin D?

- "Can Vitamin D Predict the Severity of COVID-19 Symptoms in Children?"

500

The smallest bone in the human body

What is the stapes (or stirrup) bone?

500

The two largest living organisms belong to these two kingdoms

What are fungi and plants?

500

It takes this many years for Halley's comet to pass Earth

What is 76 years?

500

These two elements from the periodic table are liquid at room temperature

What are mercury and bromine?

500

This type of invasive plant can be used as a wound dressing

What are honey locust trees?

- "Invasive Honey Locust Trees as Natural Wound Dressings"