Science Knowledge Challenge

Which of the following is NOT a state of matter? A) Solid B) Liquid C) Plasma D) Energy

• Mist

• Gas

• Vapor

• D) Energy

What is the chemical symbol for water? A) O₂ B) H₂O C) CO₂ D) H₂O₂

• C₂H₆

• O₂H

• H₂

• H₂O

What planet is known as the 'Red Planet'? A) Venus B) Earth C) Mars D) Jupiter

• C) Mars

• D) Neptune

• B) Saturn

• A) Mercury

Which element is necessary for the process of photosynthesis? A) Hydrogen B) Carbon C) Oxygen D) Chlorophyll

• D) Chlorophyll

• Nitrogen

• Phosphorus

• Sulfur

Which type of rock is formed from cooling magma or lava? A) Sedimentary B) Igneous C) Metamorphic D) Fossil

• C) Metamorphic

• A) Sedimentary

• B) Igneous

• D) Fossil

What force keeps planets in orbit around the sun? A) Magnetism B) Gravity C) Tension D) Friction

• Electromagnetism

• Centrifugal force

• Nuclear force

• B) Gravity

Which gas makes up the largest portion of Earth’s atmosphere? A) Oxygen B) Carbon Dioxide C) Nitrogen D) Hydrogen

• Ozone

• Helium

• C) Nitrogen

• Argon

What is the basic building block of all living organisms? A) Atom B) Cell C) Tissue D) Organ

• D) Organism System

• B) Cell

• C) Organism

• A) Molecule

Which of the following is a renewable source of energy? A) Coal B) Oil C) Solar Power D) Natural Gas

• C) Solar Power

• Hydropower

• Wind Power

• Geothermal Energy

In what part of the human body would you find the femur? A) Arm B) Skull C) Leg D) Chest

• D) Abdomen

• A) Hand

• C) Leg

• B) Spine