This was discovered by Alexander Fleming, and is now used to treat infections. It is considered one of the most important discoveries in the field of medical science. What is it?
Penicillin
What tissues connect the muscles to the bones?
Tendons
The concept of gravity was discovered by which famous physicist?
Sir Isaac Newton
Which element can easily form chains?
Carbon
What is at the center of the Milky Way galaxy?
A black hole
What forms the outer boundary of a cell and controls material moving in and out of the cell?
Cell membrane
What is the rarest blood type?
AB negative
What is a unit of measurement for velocity?
MPH
What is the most abundant gas in the Earth's atmosphere?
Nitrogen
What do you call the path traveled by a celestial body in space?
An orbit
What is the substance that absorbs light used in photosynthesis?
Chlorophyll
Diabetes develops as the result of a problem with which specific organ in the body?
Pancreas
What is a material that will not carry an electrical charge called?
Insulator
What name is given for the number of protons found in the nucleus of an atom?
Atomic number
What phenomena keeps the planets in steady orbit around the sun?
Gravity
What does DNA stand for?
Deoxyribonucleic acid
How many bones are in the human body?
206
What is an inertial force that appears to act on all objects when viewed in a rotating frame of reference?
centrifugal force
How many elements are there in the periodic table?
118
What is the hottest planet in the solar system?
Venus
What process produces a duplicate of the original cell?
Mitosis
On what part of your body would you find the pinna?
Ear
Name the two types of current electricity.
direct current (DC) and alternating current (AC)
Who discovered the nucleus of the atom?
Ernest Rutherford
What star, next to the Sun, is nearest to Earth?
Alpha Centauri