The following list of Science Quiz Answers Round 4 are printable for free. It's simple to print just by right clicking on the answer list and selecting the printing option. We hope you have fun and enjoy the challenge of answering our selection of Science brain teasers!
- True: An autosome is any non-sex chromosome
- True: Molybdenum (Mo) is an anagram of 'noble dummy'
- True: The femur is the thigh bone
- True: Red blood cells (erythrocytes) carry oxygen from the lungs to the body's tissues
- True: Ears and noses keep growing through adulthood
- True: The quote is from Albert Einstein (1941)
- True: Pure water freezes at 0 °C at 1 atm
- True: Protons and neutrons sit in the nucleus; electrons orbit it
- False: Sound travels about four times faster through water than through air
- True: The Sun is about 74% hydrogen and 24% helium
- False: Lightning can strike the same place many times
- True: Humans and chimpanzees share roughly 98-99% of their DNA
- True: A light-year is the distance light travels in one year
- False: Sharks are fish, not mammals
- True: Diamond ranks 10 on the Mohs hardness scale
- False: Humans have more than five senses
- True: William Herschel discovered Uranus in 1781 using a telescope
- True: Historically sulphuric acid was called 'oil of vitriol'
- True: Electrons have a negative charge; protons have a positive charge
- False: Mercury is the closest planet to the Sun