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13 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Science |
Science is a field of study concerned with discovering and describing the world around us through observing and experimenting
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Think |
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Poison |
Can kill E.g chloroform |
B |
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Flammable |
Can catch five easily E.g gas,methylated spirit |
C |
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Corrosive |
Can eat away or rot things E.g acids |
D |
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Explosive |
Can explode or likely to explode E.g sodium in water |
D |
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Combustible |
Can easily mix around with chemicals present in the environment E.g hydrogen |
D |
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Microscope |
Is an instrument used to magnify smaller objects making them look bigger that cannot be readily studied using naked eyes |
R |
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Compound microscope |
Uses only two lenses in the eye piece and is commonly used in schools |
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Simple microscope |
Uses one magnifying glass called a lens in the tube |
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Stereo or dissecting microscope |
Used to look at objects that are thicker than objects looked under a compound microscope |
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Using a microscope |
1.always start with low power 2.use the coarse focus to move the objective away from the stage 3.position the lamp and mirror to get good light 4.use the clips to hold the slide 5.looking from the side bring the objective close to the stage 6.use the fine focus for medium power and readjust the light if it helps 7.turn to medium power if you need more detail 8.when finish reset to low power and put the microscope back in its box |
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Preparing a slide
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Caring for a microscope |
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