Biology
What is the process called when a caterpillar transforms into a butterfly?
Metamorphosis
What is the symbol for the element hydrogen?
H
What is the force that resists motion when two objects rub against each other?
Friction
What is the outermost layer of the Earth called?
Which planet has the most moons?
Jupiter
True or false: The human brain weighs more than the human heart.
False. The human heart weighs more than the brain.
What is the smallest unit of matter called?
An atom
True or false: An object with a larger mass will have a greater gravitational pull
True
What is the name of the supercontinent where all of the Earth's continents were connected?
Pangaea
What is a region in space where gravity is so strong that nothing, not even light, can escape is gravitational pull?
Black Hole
What is the largest organ in the human body?
Skin
What is the most abundant gas in the air we breathe?
Nitrogen
What is the unit of measurement for power?
Watt
What is the process of breaking down rocks into smaller pieces called?
Weathering
True or false: The Moon has its own atmosphere.
False
What is the hard outer covering on insects called?
Exoskeleton
What is the formula for table salt (sodium chloride)?
NaCl
Which famous scientist formulated the laws of motion and universal gravitation?
Isaac Newton
What is the process of moving weathered materials from one place to another called?
Erosion
What is the boiling point of water?
100 degrees Celsius or 212 degrees Fahrenheit.
What is the pigment that gives plants their green color and helps them with photosynthesis?
Chlorophyll
What is the process called when a solid turns directly into a gas, skipping the liquid stage? (Ex. Dry ice)
Sublimation
What is the word that refers to an object in motion's tendency to stay in motion unless acted upon by an outside force?
Inertia
What percent of Earth's surface is covered by water?
About 71%
What is the unit of measurement for electric current?
Ampere