
Science 140429 is a selection of 10 questions. Science 140429 is the filename to differentiate it from other Science quizzes.
1 What is the only known substance that naturally exists on the Earth in all three chemical states?
A Water
2 What is the chemical symbol for the metal, copper?
A Cu
3 Which is the largest planet in our Solar System?
A Jupiter (It is two and a half times as massive as the other planets combined)
4 Which SI derived unit uses the Greek letter omega as its symbol?
A Ohm (used as a measure of electrical resistance, impedance, reactance)
5 How many bits are there in a byte?
A Eight (interestingly, a zettabyte is equal to one sextillion bytes or 1021 (1,000,000,000,000,000,000,000) bytes, or, one zettabyte is equal to a trillion gigabytes)
6 Which planet in our solar system has moons named Phobos and Deimos?
A Mars (named after the characters Phobos [panic/fear] and Deimos [terror/dread] from Greek mythology)
7 What is the name of the instrument used for measuring the angle between a celestial object and the horizon?
A Sextant (The device consists of an arc of a circle, marked off in degrees, and a movable radial arm pivoted at the centre of the circle.)
8 Nineteenth century scientist Gregor Mendel, posthumously recognised as the founder of which modern science?
A Genetics (he was an Austrian-Czech biologist whose pea plant experiments conducted between 1856 and 1863 established many of the rules of heredity, now referred to as the laws of Mendelian inheritance)
9 What increases the speed of a chemical reaction without the reaction consuming it?
A A catalyst
10 How many imperial fluid ounces are equivalent to one litre?
A 35.2 (35.1951) (1.75975 pints) (1 fl oz = 0.0284131 of a litre) US ounces (1 litre = 33.814 Fl oz)