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science study
| Question | Answer |
|---|---|
| meter Abbreviation | m |
| meters measure what? | length |
| 1000 m in ____ | 1km |
| examples to measure meters | semi trucks |
| centimeter Abbreviation | cm |
| centimeter measure what? | length |
| 100 cm in___ | 1 m |
| examples to measure centimeters | water bottle |
| millimeter Abbreviation | mm |
| millimeter measure what? | length |
| 10 mm in ___ | 1 cm |
| 1000 mm in ___ | 1 m |
| examples to measure millimeters | papercut |
| grams Abbreviation | g |
| grams measure what? | mass |
| 1000 g in ___ | 1 kg |
| examples to measure grams | tube of lipgloss |
| cubic centimeter Abbreviation | cm 3 |
| cubic centimeter measures what? | volume (soild) |
| 1 cm3 = | 1 m L |
| examples to measure cubic centimeter | golf ball |
| Liter Abbreviation | L |
| Liters measure what? | volume (liquid) |
| 1 L= | 1000 m L |
| examples to measure liter | large bottle of pop |
| milliliter Abbreviation | m L |
| milliliter measures what? | volume (liquid) |
| 1 L=___ | 1000 m L |
| examples to measure milliliter | dose of cough medicine |
| graduated cylinder | Device used to measure the volume of liquids. Read the measurement based on the bottom of the meniscus or curve. |
| volume displacement | The process used to measure the volume of an irregular shaped object like a small rock. |
| triple-beam balance | Device used to measure the mass of an object. |
| density | Mass per unit volume of an object. |
| What is the density of fresh water? | 1.00 g/mL |
| What does the acronym DRY MIX stand for? | Dependent, Responding (variable), Y-axis Manipulated, Independent (variable), X-axis |
| observation definition | Gathering information by using one’s senses. |
| observation example | I hear a baby crying. |
| inference definition | A judgement based on an observation. |
| inference example | The baby is crying because it is hungry. |
| quantitative observation definition | An observation that includes numbers, quantities or measurements. |
| quantitative observation example | The cat gave birth to 6 kittens. |
| qualitative observation definition | An observation that describes qualities or characteristics about an object or event. |
| qualitative observation example | An orange cat ran in front of me. |
| Problem definition | Asking a scientific question; often begins with an observation. |
| Problem example | Which brand of fertilizer will make bean plants grow faster? |
| hypothesis definition | A proposed explanation or prediction for a testable research question. |
| hypothesis example | Miracle-Gro fertilizer will make bean plants grow faster. |
| independent variable definition | The variable that you are manipulating (choosing to change). |
| independent variable example | brand of fertilizer |
| dependent variable definition | The responding variable; the thing that changes as a result of your independent variable. |
| dependent variable example | height (growth) of the bean plants |
| controlled variables definition | All of the variables in an experiment that have to be kept the same (constant) in order to have clear results. |
| controlled variables example | Type of plant, type/size of pot, amount of water, amount of sunlight, temperature, amount of fertilizer, fertilizer schedule… |
| control definition | Part of an experiment without the independent variable. Used for comparison. |
| control example | Pot/plant receiving no fertilizer |
| conclusion definition | Summarizes your experiment; should answer whether your hypothesis was correct or not. |
| conclusion example | Our hypothesis was incorrect; Meijer brand fertilizer made bean plants grow the tallest. |
Created by:
user-2022585