Term
P1
Chemistry is the study of__________ |
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Definition
| composition, structure, properties, and reaction of matter |
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Term
P1
scientific method - 4 steps |
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Definition
observations
hypothesis
experiments
thoery |
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Term
P1
Alchemist, Paracelsus (1493-1541) what was his contribution |
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Definition
| changed alchemy in ways that helped modern medicine |
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Term
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Definition
| Any substance used in or produced by the chemical process. |
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Definition
| a procedure that tests the validity of a hypothesis |
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Definition
| An unverified explanation of a natural phonomenon |
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Definition
| Information determined by noting and recording a phenomenon |
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Definition
| a particular kind of matter that has the same composition and properties wherever it's found |
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Definition
| An explanation of an observation that has been validated by experiments that support a hypothesis |
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Definition
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Term
CH1
a centimeter is about how wide??
an inch has _________ centimeters |
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Definition
the width of my pinky
2.54 cm = 1 inch |
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Term
CH1
A liter is roughly equivalent to a ________.
There are 946 mL in a ____________. |
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Definition
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Term
CH1
Does mass or weight depend on gravity? |
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Definition
Weight.
Mass stays the same regardless. |
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Term
CH1
What is the unit for mass
What is commonly used as the unit for large mass such as body weight? |
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Definition
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Term
Ch1
454 g = ___________ lb? |
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Definition
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Term
CH1
1 kg = _________g?
1 kg = __________ lbs? |
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Definition
1000 grams
2.20 lbs - so 75 kg and 165 lbs are about the same. |
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Term
Ch1
on celcius scale - whater freezes at ____ and boils at ________
What is the lowest temp possible on the kelvin scale (K)? |
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Definition
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Term
CH1
what is the unit of MASS measurement? |
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Definition
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Term
CH1
What is the uunit of Length measurement |
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Definition
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