Quiz about Mathematics

Question 1

What is the value of the gravitational constant (G) in the equation of Newton's law of universal gravitation?

Accepted Answer

$$6.674 imes 10^{-11} \, ext{Nm}^2/ ext{kg}^2$$

Answer

$$9.81 \, ext{m/s}^2$$

Answer

$$3.00 imes 10^8 \, ext{m/s}$$

Answer

$$1.60 imes 10^{-19} \, ext{C}$$

Question 2

Which of the following is a scalar quantity?

Accepted Answer

Energy

Answer

Velocity

Answer

Force

Answer

Acceleration

Question 3

What is the chemical formula for glucose?

Accepted Answer

$$C_6H_{12}O_6$$

Answer

$$C_2H_5OH$$

Answer

$$H_2O$$

Answer

$$CO_2$$

Question 4

Which law states that energy cannot be created or destroyed, only transformed?

Accepted Answer

Law of Conservation of Energy

Answer

Newton's First Law

Answer

Law of Conservation of Mass

Answer

Second Law of Thermodynamics

Question 5

What is the primary gas found in Earth's atmosphere?

Accepted Answer

Nitrogen

Answer

Oxygen

Answer

Carbon Dioxide

Answer

Hydrogen

Question 6

Which planet is known as the Red Planet?

Accepted Answer

Mars

Answer

Venus

Answer

Jupiter

Answer

Saturn

Question 7

What is the process by which plants make their food using sunlight?

Accepted Answer

Photosynthesis

Answer

Respiration

Answer

Transpiration

Answer

Digestion

Question 8

What is the powerhouse of the cell?

Accepted Answer

Mitochondria

Answer

Nucleus

Answer

Ribosome

Answer

Chloroplast

Question 9

Which element has the atomic number 1?

Accepted Answer

Hydrogen

Answer

Helium

Answer

Oxygen

Answer

Carbon

Question 10

What is the pH level of pure water?

Accepted Answer

7

Answer

0

Answer

14

Answer

5

Question 11

Which of the following is a renewable energy source?

Accepted Answer

Solar

Answer

Coal

Answer

Natural Gas

Answer

Nuclear

Question 12

What is the chemical symbol for gold?

Accepted Answer

Au

Answer

Ag

Answer

Pb

Answer

Fe

Question 13

Which organ in the human body is primarily responsible for detoxification?

Accepted Answer

Liver

Answer

Heart

Answer

Kidney

Answer

Lung

Question 14

What is the speed of light in a vacuum?

Accepted Answer

$$3.00 imes 10^8 \, ext{m/s}$$

Answer

$$9.81 \, ext{m/s}^2$$

Answer

$$1.60 imes 10^{-19} \, ext{C}$$

Answer

$$6.674 imes 10^{-11} \, ext{Nm}^2/ ext{kg}^2$$

Question 15

Which of the following is a chemical change?

Accepted Answer

Rusting of iron

Answer

Melting of ice

Answer

Boiling of water

Answer

Breaking of glass

Question 16

What is the most abundant element in the universe?

Accepted Answer

Hydrogen

Answer

Oxygen

Answer

Carbon

Answer

Helium

Question 17

Which vitamin is produced when the skin is exposed to sunlight?

Accepted Answer

Vitamin D

Answer

Vitamin A

Answer

Vitamin B

Answer

Vitamin C

Question 18

What is the main component of the sun?

Accepted Answer

Hydrogen

Answer

Oxygen

Answer

Helium

Answer

Carbon

Question 19

Which of the following is an example of a physical change?

Accepted Answer

Melting ice

Answer

Burning wood

Answer

Rusting iron

Answer

Baking a cake

Question 20

What is the unit of electric current?

Accepted Answer

Ampere

Answer

Volt

Answer

Ohm

Answer

Watt

Question 21

Which gas is commonly known as laughing gas?

Accepted Answer

Nitrous Oxide

Answer

Carbon Dioxide

Answer

Oxygen

Answer

Helium

Question 22

Which part of the plant is responsible for photosynthesis?

Accepted Answer

Leaf

Answer

Root

Answer

Stem

Answer

Flower

Question 23

What is the chemical formula for table salt?

Accepted Answer

$$NaCl$$

Answer

$$KCl$$

Answer

$$CaCO_3$$

Answer

$$MgSO_4$$

Question 24

Which of the following is a non-renewable resource?

Accepted Answer

Coal

Answer

Wind

Answer

Solar

Answer

Hydropower

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