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Fraser Study Guide
Fraser - 1
| Question | Answer |
|---|---|
| The science of physics is concerned with: | how matter and energy behave |
| An oscillation that travels is called: | wave |
| The movement of ____ is the source of "electricity" | Electrons |
| Energy is ______ by a light bulb | transformed into heat and light |
| All types of energy are measured in units of: | joules |
| What is the frequency of a second hand traveling around a clock face? | 0.0167 Hz |
| Which object is an equilibrium? | A rock on the ground |
| What has the highest frequency? | Light |
| What is not an example of an oscillator? | A battery |
| What is an example of a wave? | Sound |
| What is the difference between green and red light? | Energy, color, and frequency. |
| What does it mean for scientific evidence to objective? | The evidence describes only what actually happened as exactly as possible. |
| Natural laws are: | rules that explain how all things in the entire universe always behave. |
| In order for evidence to be considered scientific evidence, it must be: | objective and repeatable. |
| What does it mean for scientific evidence to be "objective"? | The evidence describes only what actually happened as exactly as possible |
| Once a scientific theory has been accepted: | it continues to be tested against new evidence |
| After testing, you find that your hypothesis is not true. What does this mean? | The results may be useful, but further testing and redesign of the experiment may be needed. |
| A student designs an experiment and gets favorable results after one trial. The student should: | repeat the experiment several times to verify the results |
| To be correct, a scientific theory must be everything EXCEPT: | considered to be unchangeable even if new scientific evidence disproves it |
| All of these are very important parts of learning through inquiry EXCEPT: | always getting the right answer immediately |
| What is used to tell you precisely how the variables in a system are related to each other? | Model |
| Which of the following is NOT example of a model? | Hypothesis |
| All of the following are units used to express distance in the metric system EXCEPT: | ammeter |
| The conversion factor for changing one unit of length to another is the metric system is a multiple of: | 10 |
| The conversion factor for changing one unit of length to another in the English system may be: | 3, 12, 5,280 |
| The unit of time most often used by physicist is the: | second |
| An electronic clock gives the elapsed time as 7:34:21. How many seconds does this represent? | 27,261 |
| The most appropriate unit of time for measuring the period from last Friday to next Wednesday is the : | day. |
| The kilogram, the unit used as the standard for mass, was originally defined as the mass of: | 1,000 cubic centimeters of water |
| The measure of mass when it is thought of as a resistance to change in motion is called: | inertia |
| The smallest amount of an element that can exist by itself is an: | atom |
| Which best describes a plasma? | Atoms have broken apart and electrons are free to move independently |
| Which is a good example of a gas at normal room temperature? | Oxygen |
| The smallest measurable length of a centimeter stick is 0.001 cm. Which of the following best describes this limit? | Precision |
| When constructing a graph, it is not a good idea to: | connect data points dot-to-dot |
| Compared to a 1.0-kilogram chunk of iron, a 1.0-kilogram piece of Styrofoam: | takes up more space |
| If there is a weak relationship between two variables, the slope for a graph of the relationship is: | close to zero |
| The total length of a journey from start to finish with no regard to direction is called: | distance |
| The term that refers to the location of an object is: | position. |
| The term that describes the amount of change in a certain direction in the location of an object is: | displacement |
| Which of the following is a unit of speed? | mph |
| Velocity is: | speed and direction |
| Motion in a straight line can be best described as: | one dimensional. |
| A measure of how quickly an object gets from one place to another is: | speed |
| "Per" means: | division |
| Distance may be expressed as a: | product of time and speed |
| Speed may be expressed as a: | ratio of distance and time. |
| The slope of a distance versus time graph represents: | speed |
| The slope of a graph line is determined by calculating the: | change in the vertical values divided by the change in horizontal values |
| If the dependent values on a graph increase rapidly while the values of the independent variable increase slightly: | the slope of the graph is large |
| The equation: " v = v0 + at " relates which three variables? | Speed, acceleration, and time. |
| The term "at" , in the equation : v = v0 + at , represents: | the amount the object's speed has changed |
| If the speed is constant, which variable is zero in the equation: x = x0 + v0t + 1/2at(2)? | a |
| An object falls for 2 seconds after being dropped from rest. It's speed is approximately: | 19.6 meters per second |
| Free falls means: | no forces act on the object except gravity |
| The science of forces and motion is called: | Mechanics |
| Energy of motion is called ____ motion. | Kinetic |
| Stored energy is called ______ energy. | Potential |
| The rules that describe the universe operates are known as: (two words) | Natural Laws |
| The examination of something in a careful way and recording important details is an: | observation |
| The method of learning by asking questions and making observations is called: (two words) | scientific inquiry |
| The metric system is easier to use because basic units are related to larger and smaller units by a factor of: | ten |
| A quantity proportional to the amount of inertia an object has is: | mass |
| The dependent variable is generally plotted on the ___ axis of the graph. | y |
| A model that may use a picture to represent a relationship between two variables is called a __________ model. | graphical |
| If a small change in one variable causes a large change in another, the relationship between the two variables is said to be ____. | strong |
| The relationship between two variable whose product is equal to a constant is an ______ relationship. | inverse |
| ______ coordinates are required to identify a point in space. | Three |
| If an object is at rest, it has a speed of _____. | Zero |
| Speed that stays the same is called _______ speed. | constant |
| The slope of a graph line is the ratio of the _____ to the ______ of the line. | Rise, Run |
| Acceleration is the ______ of the speed versus _____ graph. | slope, time |
| The distance traveled can be calculated using the _____ of the speed versus time graph. | area |
| The acceleration of gravity near Earth's surface is : | 9.8 m/s(2) |
| An object that feels no forces except the force of gravity is said to be in: | free fall |
| Units of electric current | amps |
| The fundamental unit of energy | joule |
| Units of electrical potential energy | volts |
| An oscillation that travels | wave |
| Others who repeat the same experiment observe the same results | repeatable |
| A situation set up specifically to observe how something occurs | experiment |
| The tentative answer to a question that may be tested by comparison with observations | hypothesis |
| Evidence describes what actually happens without opinions or interpretations | objective |
| The process of thinking about observations to deduce their meaning | analysis |
| Descriptive evidence | quantitative |
| Parameters that describe a system | variables |
| A connected group of objects and interactions that is chosen for investigation | system |
| Metric, or SI, units of length | kilometers, meters, centimeters |
| Used to establish the metric standard of length, the meter | Metric system (SI) |
| Length between two points | distance |
| Measuring system used by the scientific community | Metric system (SI) |
| English units of length | miles, yards, inches |
| Used to represent small or large numbers | scientific notation |
| Smallest amount of an element that can exist alone | atom |
| Used to describe how much matter an object contains | mass |
| The standard for measuring mass | kilogram |
| Fundamental quality | time |
| Collection of techniques used in an experiment | procedure |
| Derived quantity | surface area |
| Mathematical model | graph |
| The variable that is changed in an experiment | experimental variable |
| Speed x time = | distance |
| Refers to an object's location at one moment in time | position |
| Units of measuring speed | meters per second, miles per hour |
| A fixed reference point | origin |
| Slope of the position vs. time graph | speed |
| Area of the speed vs. time graph | distance |
| Total distance traveled divided by total time taken | average speed |
| Speed at a particular moment | instantaneous speed |
| Equal to 9.8 m/s(2) at the Earth's surface | acceleration of gravity |
| Equal to the slope on the speed versus time graph | acceleration |
| Is equivalent to area on the speed versus time graph | distance traveled |
| A state of motion when acceleration is zero | constant speed |
| The speed an object has at time , t = 0 | initial speed |
| What are three differences between green and blue light? | Different energy, frequency, and wave lengths. |
| What is the best way of solving a complex question? | break down |
Created by:
AdrienneNicole
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