study+guide

I. Lab Safety and Equipment 1. If a piece of glassware is chipped it is ok to use._ 2. If get a minor burn run hot water over it. 3. Leave the gas on for at least 30 seconds before lighting a Bunsen Burner. 4. Always waft unknown solutions instead of smelling them directly._ 5. It is important to pay attention to what chemicals you are using and follow all directions carefully._ 6. All unused chemicals should be returned to their original containers._ 7. Its ok to drink and eat while doing a lab. 8. If you hurt yourself during a lab, only major injuries need to be reported._

9. What is the purpose of bumpers on graduated cylinders?_ 10. What is the name of the item used for holding gasses and mixing chemicals? 11. What 2 thing are important to wear to protect your body during a lab?_ and 12. If you needed a precise measurement, would u use a graduated cylinder or a beaker? _ 13. What are wood splints used for?_ 14. What does a spring scale measure?_

II. Measurement 1. 500mg of aspirin is equal to how many grams?_ 2. What are the units for density?_ 3. What is absolute zero in Celsius?_ 4. 1 Kilo=pounds 5. 1 inch=_centimeters 6. Put the metric prefixes in order from smallest to largest._ 7. What are the two considerations for determining the precision of measurement?_ and 8. 1753Mw=175 300 000 w 9. What are 3 ways a triple beam balance measures mass?_,, and _ 10. Ice has a density of about .92 grams per cubic centimeter. What is the volume of one Kg of ice?

III. Geology

1. Name three igneous rocks._ 2. What are the characteristics of intrusive rocks?_ 3. What are the characteristics of extrusive rocks?_ 4. Name 3 metamorphic rocks. 5. Name 3 Sedimentary rocks._ 6. What rock do fossials for out of?_ 7. How many types of minerals are there? 8. Name 4-5 characteristics of minerals. _. 9. What is the most abundant element in the earths crust?_ 10. What is mohs scale of hardness?_ 11. Characteristics of: • Metamorphic rocks: • Igneous Rocks: • Sedimentary Rocks: 12. What is: • Metamorphism- • Magma- • Deposition- • Lithification • Foliated- 13. Characteristic of: • Gneiss- • Granite- • Sandstone- • Basalt- 14. How old is the earth?_ 15. How long ago were the first glaciers? 16. Describe plate tectonics._ . 17. What is the most abundant compound in magma? 18. What type of rock is used to make fossils?_

IV. Antarctica 1. What is the biggest base in Antarctica? 2. Is it day or night right now in Antarctica?_ 3. How much of the world ice is in Antarctica? 4. How much is covered in ice and snow? 5. What % of the fresh water is locked up inside the ice?_ 6. Who was the fist person to reach the south pole? 7. When was the south pole first reached?_ 8. Who was the second person to reach the south pole? 9. What was the name of Shakleton's ship that was crushed in the ice?_ 10. Do polar bears or penguins live there?_ 11. How many inches of snow usually fall per year? 12. Antarctica has the worlds largest

V. Electricity: 1. Define: • Electrons: • Static Charge: • Current: • Circuit: • Series: • Parallel: • Resistance: • Voltage: • Units: • Current: • Resistance: • Voltage: • Ohms Law- • Power Law- 2. A car battery is an example of. 3. The symbol Ω means: 4. Thin wires have a resistance to electron flow then thick wires 5. What is potential difference measured in? 6. Electrons passing through a lamp some potential as they light it up. 7. An ammeter is used to measure 8. Series: a. Voltage _ at each resister b. Current _ at each resister 9. Parallel a. Voltage _ at each resister b. Current _ at each resister

VI. Optics: 1. Draw a double convex lens and show what happens when light passes through it. 2. A lens focuses the light rays to a point. 3. A _ lens spreads the light rays apart. 4. Describe the difference between a mirror and a lens. 5. When distance of the object increases Distance of the image 6. When size of the object increases size of the image_ 7. The image forms upside down or right side up? 8. Define: 9. Refraction 10. Focus 11. Focal Point 12. Focal Length

VII. Waves and Sound 1. Types of waves: _ and 2. Properties: • Top: • Bottom • Amplitude: • Frequency: • Period: • Wavelength: • {||||||||||||||||||||||}: • {| | | }: • Distance between:

1. Formula for frequency: 2. What type of wave can travel through a vacuum? 3. What type of wave are sound waves? 4. Sound waves travel faster though _ materials 5. What is the slowest way for sound to travel? 6. Sound waves can travel through _, _, and _. 7. Velocity of sound at 20c is: 8. Velocity of sound at 0c is: 9. Pitch is the highness or _ of sound 10. The pitch depends on the of sound waves. 11. Speed of EM radiation (light): 12. Medium is. 13. Amount of compression correspond with amount of energy=AMPLITUDE 14. Shorter wavelength=higher frequency=higher energy VIII. Rocketry: A. Trigonometry: 1. Find the sine of 47°: 2. Find the cosine of 83°: 3. Find the tangent of 53°: 4. What is the angle for tanx=2.14 5. What is the angle for cosinex-.906 6. You are standing 75 feet from the launch pad. The rocket is shot straight up. You use a sighting device and measure a 58° angle from the ground. How high did the rocket go? B. Motion: 1. What is Newton’s 1st law of motion? 2. What is Newton’s 2nd law of motion? 3. What is Newton’s 3rd law of motion? 4. What is the largest velocity reached by a falling object? 5. A ball thrown across a football field is an example of_. 6. When an object moves in a circle, act to accelerate the object towards the center. 7. When a car travels around a bend in the road, helps to keep the car traveling in a curved path. 8. The force exerted by air on a moving object is called_. 9. A property of a moving object resulting from it’s mass and velocity is_. 10. According to _, when a bowling ball strikes the pins, the momentum lost by the ball is equal to the momentum gained my the pins. 11. Muscles pushing against muscles is the goal of _. 12. _ is the rate of change in position 13. _is the total distance divided by total time. 14. _ describes both speed and direction 15. _the rate of change of velocity. 16. is a push or pull one body exerts on another body 17. _ always changes the velocity of the object. 18. _ forces equal in size and in opposite directions. 19. The tendency for an object to resist change in motion 20. The force that moves in the opposite direction between two surfaces. 21. _ the force that every object in the universe exerts on every other object 22. the measure of the force of gravity on that object 23. units for weight 24. the amount of gravitational difference between two objects depends on their masses and the between them

C. Miscellaneous: 1. A rocket functions much the same as a _ 2. A _ force must be exerted for a rocket to lift off the ground. 3. The amount of from the engine will determine the rate at which the mass of the rocket fuel burns and the of the gas escaping. 4. What is drag?__