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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, donâ€™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