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Variables unit
5th grade science-variables
| Question | Answer |
|---|---|
| An investigation designed to find out how variables affect outcomes | experiment |
| Standard- the basic procedure used in a controlled experiment, _____ changing any of the _____ | before, variables |
| The basic procedure used in a controlled experiment, before changing any of the variables. | standard |
| A controlled experiment is one which _____ and only _____variable is _____ in order to assess its affect. | one, one, changed |
| An experiment where one and only one variable is changed in order to assess its affect. | controlled experiment |
| Name the four parts of the flipper system | Flipper Stick, Flipper Base, Object being flipped, Craft Stick |
| Should a measuring tape be included in the system? Why or why not? _____ | No, it is not part of the system |
| One variable that affect the distance of the flip is how far you _____ the flip stick down. | press |
| One variable that affect the distance of the flip is the _____ of the object. | mass |
| One variable that affect the distance of the flip is the _____ of the flipper stick. | length |
| One variable that affect the distance of the flip is the_____ of the object on the flip stick. | position |
| One variable that affect the distance of the flip is the _____of the base. | angle |
| One variable that affect the distance of the flip is how you ____. | release |
| Anything that you can change in an experiment that might affect the outcome | variable |
| Variable-anything that you can ______in an experiment that might affect the _________. | change,outcome |
| A mass that hangs from a fixed point that is free to swing to and fro. | pendulum |
| Pendulum- a ____ that hangs from a _________ that is free to _____ to and fro. | mass, fixed point, swing |
| Any motion or activity that repeats itself. | cycle |
| Shows the outcome of a series of experiments when a variable is changed by steps. | two-coordinate graph |
| Two-coordinate graph- shows the _______ of a series of experiments when a variable is _______ by steps. | outcome, changed |
| If one variable is known (length of swinger), a two-coordinate graph can be used to _______ the value of its corresponding variable (number of swings in 15 seconds). | predict |
| The greatest amount of fluid a container can hold. | capacity |
| Capacity- the ________ amount of fluid a container can ____ . | greatest, hold |
| The number of passengers a boat can hold is affected by variables. Name three variables. | placement of pennies, water movement, boat size |
| Name six things to do during a controlled experiment. | create a standard, control your variables- except your experimental variable, conduct multiple trials for accurate results, record your data in a chart or table, graph your results, find the relationship between your independent and dependent variables. |
| The _____ foil ball went a greater distance than the _____ foil ball | small, large |
| Multiple trials improve the ________ of the experimental results | accuracy |
| Which of the angles that we tried resulted in the greatest distance? _____. | 40 degrees |
| What would be a more accurate unit of measurement to use? Millimeters or centimeters? | millimeters |
| Small units of measurement provide _______accuracy of results? | greater |
| How does the pendulum of a clock affect the tick-tock? | The length of the pendulum affects the speed of the clock. |
| A set of objects that is working together. | system |
| System- a set of _______ that is _____ _______. | objects, working together |
| Mass and the starting position do not affect the number of swings of a pendulum; _____ does. | length |
| As the length of the pendulum increases, the number of swings ______. | decreases |
| As the length of the pendulum decreases, the number of swings _______. | increases |
| As the passengers ________ the distance our plane flew ________. | increased, decreased |
| ________variable is the experimental variable (the one you can change). | independent |
| _________ variable is the outcome or result (what you find out). | dependent |
| Independent variable-experimental variable _______ axis (number of paper clips). | X |
| Dependent variable is the outcome or result ____ axis (Distance traveled). | Y |
| As the passengers _________ the distance our plane flew _________. | increased, decreased |
| The distance traveled depends on how many _______ are on the plane. | paper clips |
| A set of objects that is working together. | system |
| System- a set of _______ that is _______ together. | objects, working |
| What are some variables that affect plane flight? | mass, number of winds, tension of flight line, slope of flight line, direction of propeller, size of rubber band. |
| Density-the ratio of the _____ of a material in proportion to its _______. | mass, volume |
| The ratio of the mass of a material in proportion to its _______. | volume |
| As the capacity of the boat _______, the number of passengers increases. | increases |
| The greater the _______, the more passengers a boat can hold. | capacity |
| _________ graphs can be used to predict events. | two-coordinated |
| What four steps were the boat-loading procedure? | place pennies gently, place pennies evenly, don’t shake basin, use dry pennies |
| _______ variable-X axis (Size of lifeboat/length of pendulum) | independent |
| _______variable-Y axis (number of passengers/how many swings) | dependent |
Created by:
mtmscomplab
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