This common household substance can both conduct electricity and freeze at 0°C.
What is water?
This is what we call a star that suddenly increases in brightness dramatically.
What is a supernova?
This is the fastest reacting muscle in the human body.
What are eye muscles?
This natural disaster is measured using the Richter scale.
What are earthquakes?
This award show is often called the “biggest night in music.
What are the Grammys?
Humans share about 60% of their DNA with this common garden organism.
What is a banana?
This force prevents planets from flying off into space.
What is gravity?
This organ uses more oxygen than any other in the body.
What is the brain?
This type of volcano has gentle eruptions and wide slopes.
What is a shield volcano?
This musical term describes the speed or pace of a song.
What is tempo?
This organ can regenerate and is the only internal organ that can do so significantly.
What is the liver?
This is the name of our galaxy.
What is the Milky Way?
This is the only body part that cannot heal itself if completely damaged.
What is tooth enamel?
This is the hottest recorded temperature on Earth’s surface.
What is Death Valley?
This invention allows computers to store data in 0s and 1s.
What is binary code?
This phenomenon makes a straw in a glass of water look bent.
What is refraction?
A planet outside our solar system is called this.
What is an exoplanet?
This hormone is known as the “fight or flight” hormone.
What is adrenaline?
This layer of Earth is the thickest.
What is the mantle?
This technology allowed music to be shared illegally and changed the music industry in the early 2000s through peer-to-peer sharing networks.
What is Napster?
This is the only metal that is liquid at room temperature.
What is mercury?
This theoretical object has gravity so strong that even light cannot escape.
What is a black hole?
This part of your brain controls balance and coordination.
What is the cerebellum?
This weather event has winds over 119 km/h and forms over warm ocean water.
What is a hurricane?
This biological process turns glucose into energy in cells without oxygen.
What is anaerobic respiration?