LAB SAFETY
SCIENTIFIC METHOD
SCIENTIFIC NOTATION
SIG FIGS
DIM. ANALYSIS
100
TRUE OR FALSE :: Food and Drinks are OK in the lab.
FALSE
100
An educated guess.
What is a hypothesis?
100
Convert to SCIENTIFIC :: 40,000
4.0 x 10 ^ 4
100
How many sig figs :: 0.004
1
100
Convert 6 inches to feet. 12 inches = 1 foot
0.5 ft
200
TRUE OR FALSE :: Always add water to acid, never acid to water.
FALSE
200
Measurements that are numeric.
What is QUANTITATIVE data?
200
CONVERT to Standard :: 4.0 x 10 ^ -5
0.000040
200
How many sig figs :: 5
1
200
Convert 3 gallons to liters. 1 gallon = 3.79 liters
11.37 liters
300
Which clothing is inappropriate? Closed-toe shoes, tank tops, jeans, and loose jewelry.
tank tops and loose jewelry
300
TRIPLE JEOPARDY :: A group that does NOT receive the independent variable.
What is a control group?
300
Convert to STANDARD :: 3.14157 x 10 ^ 5
314,157
300
Double Jeopardy :: How many sig figs :: 4,010
3
300
DOUBLE POINTS!!! Write the conversion factors for this equality :: 1000 grams = 1 kilogram
1000 grams/1 kilogram 1 kilogram/1000 grams
400
Name 3 pieces of safety equipment. NOT safety clothes.
Safety shower, eye wash, fire extinguisher, fire blanket, first aid kit, etc
400
Measurements that are descriptive. Example: Heavy, tall
What is QUALITATIVE data?
400
CONVERT to Scientific :: 0.00050
5.0 x 10 ^ -4
400
How many sig figs :: 0.00401000
6
400
Convert 5 grams into milligrams. Note: 1000 mg = 1 g
5000 mg
500
EVERYONE SCORES :: What is the best way to protect yourself and others in lab?
Follow directions from Ms.Harris !
500
A variable that responds to the independent variable.
What is a dependent variable?
500
Everyone Scores ::Convert to STANDARD :: 6.022 x 10 ^ 4
60,220
500
How many sig figs :: 6.022 x 10 ^ 23
4
500
Convert 35 mph into km/hr NOTE :: 1 mph = 1.61 km/hr
56.35 km/hr
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