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| The gathering of new information;the discovery of a new relationship of fact. |
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| The practical use of scientific information |
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| What are the tree categories of Science |
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| Life Science, Physical Science Earth Science |
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| The study of matter and energy |
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| A situation in which something appears to be missing |
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| The steps required to find the solution are usually obvious |
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| Using your senses to gather information |
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| This is used to test a hypothesis |
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| An explanation based on many observations supported by experimental results |
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| A rule of nature that sumes up related observations and experimental results to discribe a pattern in nature |
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| These people gather information from observations |
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| A standard for comparison |
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| A factor that doesn't vary in an experiment |
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| The factor adjusted by the experimenter |
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| a factor whose value depends upon the value of the independent variable |
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| Name all 5 steps in the Scientific method |
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- Purpose - Analyze
- Make a Hypothesis - Conclusion
- Research
- Experiment |
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| A device that makes work easier |
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| A device that does work with one movement |
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| Name all 6 simple machines |
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Definition
lever pulley
wheel and axil inclined plane
screw wedge |
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| The force applied to overcome resistance force |
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| the force applied to overcome the effort force |
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| The number of times a machine multiplies the effort force |
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| Mechanical Advantage (MA=Fr/Fe) |
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| This lever has a MA that is less than one |
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| A lever that is free to pivot of turn about a fixed point |
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| What is the fixed point on a lever called? |
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| From the fulcrum to the effort force |
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| From the fulcrum to the resistance force |
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| Where are all the parts of a 1st class lever |
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Definition
Resistance Fulcrum Effort
Force Force |
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| Where are the parts located for a 2nd class lever |
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Definition
Fulcrum Resistance Effort
force force |
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| Tell where the parts of a 3rd class lever are |
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Definition
Resistace Effort Fulcrum
Force force |
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Term
| A grooved wheel with a rope or a chain running along the groove |
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| What kind of lever is a pulley? |
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| This kind of pulley attached to something that doesn't move, such as the ceiling, wall, or tree |
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| Fixed and moveable pulleys can be combined to make a system of pulleys called a... |
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| A simple machine consisting of two wheels of different sizes that rotate together |
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| A wheel with teeth along its circumfrence |
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| A sloping surface used to raise objects |
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| An inclined plane wrapped around in a spiral around a cylender or post |
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| An inclined plane with one or two sloping sides |
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| The science of disigning artificial replacement parts for humans |
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| What is an artificial replacement called? |
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| A combination of two or more simple machines |
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| An exact quantity that people agree to use for comparison |
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| The standard system of mesurement used world wide |
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| In SI, each type of mesurement has a... |
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| SI is used in... for simplicity |
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| What measurement do astronauts use to measure things distance in space |
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| How many miles are in a light year? |
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| What is the base unit for length? |
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| What is the base unit for mass? |
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| What is the base unit for time? |
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| What is the base unit for temperature? |
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| The amount of space occupied by an object. |
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| Units obtained by combining SI units are called... |
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| The most common unit for expressing liquid volumes |
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| A measure of the matter in an object |
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| The mass and volume of an object can be used to find the... |
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| The interval between two events |
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| A visual display of information of data |
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| This type of graph is used to show trends or how data changes over time |
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| In a line graph, the dependent variable is always plotted on which axis |
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| In a line graph, the dependent variable is plotted on which axis |
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| This graph is useful of information collected by counting |
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| This graph is useful to show how some fixed quantity is broken down into parts. (Percentages) |
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| Pie graph of Circle graph |
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| The best way to discribe speed is to use an... |
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| The relationship between distance, speed, and time is shown in which equation |
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| This describes both speed and direction of an object |
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| The rate of change of velocity |
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| The amount of aceleration depends on both the change in velocity and the... |
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| You can calculate Acceleration in the equation... |
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| Velocity is measured in what unit |
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| A push of pull one body exerts on another |
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| Forces on an object that are equal in size and opposite in direction |
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| A ... on an object always changes the velocity of the object |
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| The tendency of an object to resist any change in its motion |
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| This law of motion states that an object moving at a constant speed keeps moving until a net force acts on it |
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Definition
| Newton's 1st law of motion |
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| The force that opposes motion |
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| Every object exerts a force on every other object. What is it called? |
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| What 2 things does the amount of gravitational force depend on? |
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Definition
| Their masses ant the distance between them |
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Term
| The measure of the force of gravity on an object is the objects... |
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| This law of motion says that a net force acting on an object causes the object to accelerate in the direction of the force |
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Definition
| Newton's 2nd law of motion |
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| Newton's Second law of motion can be summed up in this equation |
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Definition
F = m(a)
(Force = mass X acceleration) |
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| The force air exerts on a moving object |
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| The highest velocity that will be reached by a falling object |
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| Anything that is thrown or shot through the air is called a... |
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| When you throw a ball the force from your hand makes the ball move forward. This gives the ball... |
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| Gravity starts pulling a ball downward giving it... |
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| Acceleration toward the center of a curved or circular path is called... |
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Definition
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| ... is a force action tword the center of a curved of circular path |
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| Human made divices that orbit the earth for a specific purpose is called a... |
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| This law of motion discribes action reaction pairs |
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Definition
| Newton's Third law of motion |
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| A property a moving object has because of its mass and velocity |
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| The ability to cause change |
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| This is energy in the form of movement |
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| The transfer of energy through motion is... |
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| What equation can best sum up Work |
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Definition
W = f(d)
(Work = Force X Distance) |
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| The total amount of kenetic energy and potential energy in a system is called... |
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| The average mesure of the kenetic energy of the particles in a sample of matter |
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| The total energy of the particles that make up matter |
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| The thermal energy that flows from something with a lower temperature |
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| This occures when waste heat significantly changes the temperature of the environment |
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| The transfer of energy through matter that is made by direct contact of the particles |
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| Anything that flows can be considered a... |
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| The transfer of energy by the bulk movement of matter |
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