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8U1
8U1C1-2
Question | Answer |
---|---|
eye wash | used if a chemical spills or splashes into your eye |
shower | used if a chemical is spilled and touches your skin either directly or through clothing |
thermal mitts | used when handling hot beakers or equipment |
fire extinguisher | used to put out electrical, chemical, or gas fires |
fire blanket | used to smother small fires on people or surfaces |
biological waste | Blood, mold, dead animals, animal waste, or any objects contaminated by these things are considered what kind of waste |
toxic waste | Anything poisonous, such as chemicals, solutions, or certain cleaning materials are considered what kind of waste |
radioactive waste | Anything contaminated with radiation is considered what kind of waste |
flammable waste | Things that can easily catch on fire are considered what kind of waste |
corrosive chemical waste | Highly corrosive chemicals, such as acids, bases, and old batteries are considered what kind of waste |
sharp object and glassware | Broken glass or sharp objects such as needles or blades are considered what kind of waste |
Bacteria | single |
biological materials | living or once |
hot plate | An electrical device used to heat things up. |
Bunsen burner | open flame fed by gas |
ring stand | is used to hold up beakers, flasks, and test tubes |
beaker | An open cylindrical container with a pouring lip; used for mixing larger amounts of substances |
flask | bottle that has a narrow neck and can be closed with a stopper |
test tubes | a long glass tube rounded at the end |
stoppers | rubber tops that fit into the neck of test tubes and flasks |
test tube brush | used to clean any residue or gunk out of narrow test tubes. |
stirring rod | a glass stick used for stirring liquids |
rubber policeman | a flexible rubber piece attached to glass rod facilitates scraping and mixing |
funnel | used to help cleanly pour liquids from one container to another. |
microscope | a tool that allows you to see small things up close |
compound microscope | a light microscope that uses more than one lens to magnify an object |
graduated cylinder | a narrow cylindrical shape and is used to measure the volume of a liquid. |
slide | a flat piece of glass or a flat piece of glass with a depression to hold a specimen |
cover slip | covers specimen on a slide |
life science | study of all living things like, like plans, animals, and even single |
physical science | all about matter and energy, the most basic building blocks of the universe |
earth science | deals with earth and space |
scientific method | the strategy used for scientific investigations |
hypothesis | a prediction or proposed explanation that can be tested |
observation | using all of your senses and scientific instruments to describe a thing or event |
Conclusion | the findings of your scientific investigation |
Quantitative data | information or data that is based on countable measurements of something |
Qualitative data | information based on the qualities of something |
Measurement | something that has both a number and a unit |
a globe is an example of | Physical Model |
a weather simulation is an example of | computer model |
an equation is an example of | mathematical model |
a law | something that describes what happens under certain conditions |
a theory | an explanation of why something happens, based on years of testing and observations |
science | knowledge gained from using observations and experiments to describe and explain the world around us |
model | A representation of something that's too small , too big, or too expensive to observe in real life |