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SCIENCE 6 REVIEWER Third Trimester. A. Write the Symbol and the Latin Name 1. Gold ____ _____________ 2. Iron ____ _____________ 3. Lead ____ _____________ 4. Potassium ____ _____________ 5. Silver ____ _____________ 6. Mercury ____ _____________
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A. Write the Symbol and the Latin Name 1. Gold ____ _____________ 2. Iron ____ _____________ 3. Lead ____ _____________ 4. Potassium ____ _____________ 5. Silver ____ _____________ 6. Mercury ____ _____________ 7. Tin ____ _____________ 8. Copper ____ _____________ 9. Sodium ____ _____________ 10. Tungsten ____ _____________
B. Choose your answer. A. Neils Bohr G. Albert Einstein B. Christian Huygens H. Eugene Goldstein C. James Chadwick I. James Clark Maxwell D. Isaac Newton J. Max Karl Planck E. John Dalton K. Ernest Rutherford F. Joseph John Thomson L. Wilhelm Roentgen __1. Billiard Ball __6. Wave Theory __2. Nucleus __7. Photon Theory __3. Electron __8. Electromagnetic Theory __4. Neutron __9. Particle Theory __5. Proton __10. Quantum Theory
C. Electronic Configuration • 16O8 ___= p+ ___= # of e– in the last energy level ___= e– ___= # of energy levels ___= n° *Atomic Model 2. 40 Ca20 ___= p+ ___= # of e– in the last energy level ___= e– ___= # of energy levels ___= n° *Atomic Model
E. Problem Solving 1. What will be your weight on the moon if your mass is 49kg? 2. A jeepney travels 220 kilometers in 5 hours. What is its average speed?
3. A man moves a cement mixture in a wheelbarrow with a mass of 190 kg and acceleration of 3 m/s/s. How much force is needed for that object to move and accelerate?
F. Identification • How do you classify Little Dipper? 2. How do hydrogen and helium gases in the sun produce its tremendous energy?
3. Who was the first one to use a telescope in studying the heavens? 4. Which travels faster, light or sound?
5. When do we consider sound as emotionally painful? 6. Which gas is most abundant in the sun?
7. It is made up of two or more elements that are physically combined. 8. What form of energy is produced by the wind, flowing water and falling leaves?
9. It is the downward force that pulls object toward the center of the earth. 10. It is the resistance of objects to any change in motion.
11. It is the amount of gravitational force pulling on the object. 12. It is the rate of change of the velocity of an object.
G. ANALOGY. 1. X-ray: Radiation ; Bon fire: ______ 2. Sun and stars: __; Fireworks and Dynamites : Nuclear Fission
3. Battery: ______ ; Wind mill: Mechanical Energy 4. Light: __________; Sound: 335 m/s
5. Bigger objects: Concave Mirror ; Smaller objects: ___ 6. Bending of light: __; Bouncing of light: Reflection
7. Cellophane: ______; Door: Opaque 8. Work : Joules ; Force: ______
9. The twins: _____ ; Virgin: Virgo 10. Hot stars: ___ ; Cool stars : Red
H. Classification • Pure Substance E – Element C- Compound ____1. Gold ring ____ 2. Glucose ____ 3. Carbon monoxide ____ 4. Titanium ____ 5. Protein
Mixtures A - Solution B - Colloid C – Suspension ____ 1. Milk ____ 2. Pepsi ____ 3. Mais con yelo ____ 4. Soil ____ 5. Vinegar
I. Energy Transformation ________________ 1. Electric stove ________________ 2. Corn plant ________________ 3. Alcohol lamp ________________ 4. Barking dog ________________ 5. Wall clock
J. Essay Explain the following concepts: 1. Law of Inertia 2. Law of Acceleration 3. Law of Interaction 4. Law of Conservation of Energy
