This category contains questions and answers about mathematics, chemistry, astronomy and physics.
This quiz contains questions about division, mathematical rules on how to divide numbers and other related topics.
This quiz contains questions about subtraction, subtracting numbers, how to subtract multiple numbers from each other and other related topics.
This quiz contains questions about addition, adding numbers, how to add multiple numbers and other related topics.
This quiz contains questions about multiplication, calculation rules for how to multiply numbers and other related subjects.
This quiz contains questions about simple fractions, calculating with fractions, fraction rules and other related subjects.
This quiz and category includes questions on arithmetic on issues such as addition, subtraction, multiplication and division, roots, exponents and the history of arithmetics.
This quiz contains questions about calculating percentages, arithmetic with percentages, depreciation, sales tax, taxes, discounts and other related issues.
What are the factors of 20?
3+8+3+6+9+2+7=?
What's is 50+50 = ?
What planet in the solar system probably formed first?
Which of these is a item you would use in school?
A shrimp has how many legs?
A spider has how many legs?
All substances are made up of tiny particles called what?
An alkali has a PH value above what?
Arachnids have how many legs?
Au is the chemical symbol for aurum better known as what substance?
Average speed is calculated by dividing distance travelled by what?
Copper and zinc produces what?
Fe is the chemical symbol for ferrum better known as what substance?
Hertz measures what value per second?
How many legs, including those with claws, does a crab have?
How many legs without claws does a crab have?
How many legs with claws does a crab have?
How many arms does a starfish have?
How many legs, including those with claws, does a lobster have?
How many legs with claws does a lobster have?
K is the chemical symbol for kalium better known as what substance?
Mushrooms belong to which "Kingdom"?
Myripods have at least how many legs?
Newton's measure what value?
Pb is the chemical symbol for plumbum better known as what substance?
What does a Kelvin measure?
What does an ammeter measure?
What does an amp measure?
What gas makes up 78% of the air we breathe in?
What is H on the periodic table?
What is neutral on the pH scale?
What is the electrical charge of a proton?
What is the electrical charge of a neutron?
What is the name of a positively charged ion?
What is the name of the unit of electrical resistance?
What is the negative charge of an electron?
What name is given to the gas and dust that surrounds a comet?
What common symbol represents electrical charge?
Which of these is a study of energy?
What is the cemical symbol for oxygen?
How many planets are there in our Solar System?
How many planets lie between the Sun and Earth?
Complete the name often given to Mars - The _______ Planet?
How many days does it take Mercury to orbit the Sun?
How many million miles are between the Earth and the Sun?
How many moons does Mercury have?
How many moons does the Earth have?
How many times bigger than the Earth is Jupiter?
Olympus Mons is found on which planet?