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science test 3/13
studystack for science
| Question | Answer |
|---|---|
| beaker | hold and pour liquids |
| Erlenmeyer flask | to mix liquids inside |
| safety GLASSES | to protect eyes during lab |
| funnel | to transfer liquids without spilling |
| graduated cylinder | to accurately measure liquids |
| test tubes | to hold and boil small amounts of liquids |
| spatula | to scoop up chemicals |
| hot plate | to heat substances with beakers or flasks |
| pipette | to transfer small amounts of liquids |
| micro plate | to produce reactions with small amounts of chemicals |
| test tube brush | to clean test tubes |
| test tube rack | to hold test tubes upright |
| test tube holder | to hold test tube while heating |
| beaker tongs | to hold hot beakers |
| stirring rod | to stir liquids |
| Bunsen burner | to heat substances |
| striker | to produce spark to light bunsen burner |
| electronic scale | to weigh substances |
| rubber tubing | to connect bunsen burner to gas supply |
| thermometer | to find temperatures or substances |
| what is a graduated cylinder measured by | graduations |
| meniscus | water in a graduated cylinder has a curved surface |
| volume | the amount of space something takes |
| what is the coolest flame | the safety flame is the coolest flame and it's a yellow orange color it is approximately 300° C |
| what is the medium flame | The blue flame or the invisible Flame is the most commonly used flame and it's in the middle it is approximately 500 degrees Celsius |
| what is the hottest flame | The Roaring blue flame is the hottest flame it has a light blue triangle in the middle and is the only one that makes noise it is approximately 700 degrees Celsius |