Lab Coats & Breakthroughs

Q: What is the chemical formula for water?

H2O. Water consists of two hydrogen atoms bonded to one oxygen atom.

Q: Who discovered penicillin, the first antibiotic?

Alexander Fleming. Alexander Fleming discovered penicillin in 1928 from mold contamination.

Q: What is the center of an atom called?

Nucleus. The nucleus is the dense center containing protons and neutrons.

Q: What process do plants use to convert sunlight into energy?

Photosynthesis. Photosynthesis uses light, water, and carbon dioxide to create glucose and oxygen.

Q: Which gas makes up most of Earth's atmosphere?

Nitrogen. Nitrogen comprises about 78% of Earth's atmosphere.

Q: What does DNA stand for?

Deoxyribonucleic Acid. DNA is the molecule that carries genetic instructions for life.

Q: How many bones does an adult human typically have?

206. Adults have 206 bones, though babies are born with about 270.

Q: What is the speed of light in a vacuum?

299,792 km/s. Light travels at approximately 299,792 kilometers per second.

Q: What is the process by which water changes from liquid to gas?

Evaporation. Evaporation is when heat causes water to change from liquid to vapor.

Q: Which scientist developed the theory of evolution by natural selection?

Charles Darwin. Charles Darwin published his theory of evolution in On the Origin of Species.

Question 1

What is the chemical formula for water?

Accepted Answer

H2O

Answer

CO2

Answer

H2SO4

Answer

NaCl

Question 2

Who discovered penicillin, the first antibiotic?

Accepted Answer

Alexander Fleming

Answer

Louis Pasteur

Answer

Joseph Lister

Answer

Edward Jenner

Question 3

What is the center of an atom called?

Accepted Answer

Nucleus

Answer

Electron

Answer

Neutron

Answer

Proton

Question 4

What process do plants use to convert sunlight into energy?

Accepted Answer

Photosynthesis

Answer

Respiration

Answer

Fermentation

Answer

Transpiration

Question 5

Which gas makes up most of Earth's atmosphere?

Accepted Answer

Nitrogen

Answer

Oxygen

Answer

Argon

Answer

Carbon Dioxide

Question 6

What does DNA stand for?

Accepted Answer

Deoxyribonucleic Acid

Answer

Diribose Nucleic Acid

Answer

Deoxynuclear Acid

Answer

Deoxyribosome Acid

Question 7

How many bones does an adult human typically have?

Accepted Answer

206

Answer

185

Answer

246

Answer

176

Question 8

What is the speed of light in a vacuum?

Accepted Answer

299,792 km/s

Answer

150,000 km/s

Answer

199,792 km/s

Answer

399,792 km/s

Question 9

What is the process by which water changes from liquid to gas?

Accepted Answer

Evaporation

Answer

Condensation

Answer

Sublimation

Answer

Precipitation

Question 10

Which scientist developed the theory of evolution by natural selection?

Accepted Answer

Charles Darwin

Answer

Gregor Mendel

Answer

Jean-Baptiste Lamarck

Answer

Alfred Wallace

Lab Coats & Breakthroughs

What is the chemical formula for water?

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Lab Coats & Breakthroughs