Science Quiz Bee Reviewer

Transcript

  SCIENCE 6 REVIEWER 1.   Who wrote the book The Origin of Species ? Charles Darwin  Another famous book by Charles Darwin is Descent of Man . 2.   Which of the following is necessary for burning (combustion)? Oxygen 3.   The Earth is surrounded by an insulating blanket of gases which protects it from the light and heat of the Sun. This insulating layer is called the Atmosphere The atmosphere protects the Earth's surface from the Sun's harmful ultraviolet rays. It also regulates the temperature. 4.   Which of the following has an organic srcin? Coal 5.   What is the total number of bones in the human body? 206 The human skeleton consists of 206 bones (babies have over 300). Bones manufacture red blood cells and store calcium. 6.   How many planets are there in our solar system? 9 The nine planets in our solar system can be divided into two groups. Mercury, Venus, Earth and Mars form the dense rocky inner planets. Jupiter, Saturn, Uranus, Neptune and Pluto form the gaseous or icy outer planets. 7.   What is the name given to molten rocks erupted by a volcano? Lava Volcanic activity is caused by disturbances in the Earth's crust. This can force eruptions to release lava (molten rocks) from deep within the Earth to the surface. 1.   Which gas in the atmosphere protects us from harmful ultraviolet radiations? Ozone 2.   Who invented the miner's safety-lamp? Sir Humphrey Davy 3.   Which gas evolves when charcoal is burnt? Carbon Dioxide 4.   Where is the Sea of Tranquility? On the Moon  SCIENCE 6 REVIEWER 5.   Which planet is known as the Red Planet? Mars The red color of the planet Mars is caused by iron oxide. 6.   The three methods of science are observation, experimentation and _______. measurement 7.   Which of the following is necessary for burning (combustion)? Oxygen 1.   A communicable disease can be passed on from one person to another. True False 2.   The Sun is a Star The Sun is our closest star and is a spinning ball of gases. The nuclear reactions taking place in its core create heat and light. 3.   The animal kingdom is formally classified into major groups known as Phyla 4.   Enzymes and anti-bodies are mainly made of 5.   The atom is made of Protons, Neutrons and Electrons The nucleus of the atom is made up of protons (positively charged particles) and neutrons (neutral particles). The electrons (negatively charged particles) spin in orbits around the nucleus. 6.   Who discovered the circulation of blood? William Harvey William Harvey (Britain) discovered the circulation of blood in 1628. 7.   Which rare element would you associate with Marie and Pierre Curie? Radium  SCIENCE 6 REVIEWER 1.   A communicable disease can be passed on from one person to another. True False 2.   Who discovered Penicillin? Sir Alexander Fleming Watson and Crick Robert Koch Louis Pasteur Sir Alexander Fleming (Britain) discovered Penicillin in 1928. 3.   What is known as the universal solvent? Hydrochloric Acid Sulphuric Acid Water Aqua Regia 4.   The three states of matter are solid, liquid and gas. True False 5.   The tail of a comet always points towards the Sun. True False 6.   The science that deals with the study of sound is known as acoustics. True False Sound is created by the vibration of objects. The vibrations cause the air to be compressed into sound waves. The loudness of sound is measured in decibels (db). 7.   Who discovered the circulation of blood? Hargobind Khorana Edward Jenner Louis Pasteur William Harvey William Harvey (Britain) discovered the circulation of blood in 1628.  SCIENCE 6 REVIEWER 1. About 200 million years ago, there were no crystal plates or continents. There was only a super continent. What do you call this continent? Pangaea 2. What star is the hottest? Rigel 3. What galaxy do we belong? The Milky Way 4. What scientific instrument collects light by means of a camera attached to this device? Spectroscope 5. What is the point on the surface of the Earth located directly above the center of an earthquake srcin? Epicenter 6. Who developed a scale that indicates the magnitude of an earthquake? Charles F. Richter 7.   What was sent into space and orbited the Earth in 1972? Skylab 8.   When the first woman did orbited the Earth? June 1963 9.   Who was the first man to orbit the Earth? Yuri Gagarin 10.   What color of a star is the hottest? Bluish