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