A ________________ is a testable statement written in "If....then...." format
Hypothesis
100
Identify the INDEPENDENT VARIABLE and DEPENDENT VARIABLE in this hypothesis:
"If I leave milk out of the fridge for 3 days, then it will go bad"
IV =
DV =
IV: Leaving milk out of the fridge
DV: Milk will go bad
100
Draw the metric waterfall/staircase/ladder with each "step" labeled
Kilo
Hecto
Deka
BASE
Deci
Centi
Milli
100
A measure of how close data points are to other data points is called ___________
Precision
100
The system of measurement based off of the king's foot
Imperial
200
What kinds of information go in the "Background" section of your lab write up?
What you already know
Observations
200
DRAW which axis the Independent Variable and the Dependent Variable go on a GRAPH
Dependent variable on vertical (y)
Independent variable on horizontal (x)
200
How many significant figures are in .000415700 cm
6 sig figs
200
A measure of how close data points are to the true value is called __________
Accuracy
200
There are ________ dm in 1 meter stick
10
300
In this section of your lab write up you explain your results
Conclusion
300
Examples of _______________ type of data include temperature, length, and mass
Quantitative
300
Convert 938 mg to dag
.0938 dag
300
Convert into scientific notation
819000000 dm
.0000001924 dm
8.19 x 10^8 dm
1.924 x 10^-7 dm
300
The metric system was invented by the ___________ and have a base of __________
French
10
400
Graphs and conclusions go on the _________ side of your notebook
Right
400
Look at the data below, which type of graph is the best fit?
Day 1 2 3 4 5
# of Birds Seen 55 59 64 39 82
Line graph
400
Calculate and round accordingly
62.1 mL + 17.5990 mL =
79.7 mL
400
Examine this set of data, is it accurate, precise, both, or neither?
145 cm, 150 cm, 149 cm, 147 cm, 145 cm, 148 cm, 146 cm, 149 cm, 145 cm, 148 cm, 145 cm, 146 cm, 145 cm, 146 cm
True value - 130 cm
Precise but not accurate
400
____________ is a measure of how much space an object takes up
Volume
500
List 5 of the 10 lab safety rules!
1. Wait for instructions, no horseplay!
2. No food or drink
3. Long hair tied back
4. Goggles worn near chemicals, heat, or explosions
5. Cut away from yourself
6. Only use clean and unbroken materials
7. Electricity and water do not mix
8. No loose clothing, jewelry, or sandals
9. Clean up non-hazardous wastes and equipment
10. When in doubt, ask/tell the teacher!
500
Look at the data below, determine which type of graph would be the best fit
Favorite Pizza Toppings Votes
Pepperoni 60
Cheese 20
Hawaiian 5
Bacon 15
Circle Chart/Pie Graph
500
Calculate and round accordingly:
28.19 g x 20,000 g x 1.2 g =
700,000 g
500
Convert into standard form
3.629 x 10^9 km
2.193 x 10^-4 km
3,629,000,000 km
.0002193 km
500
If my shoe is 27.00 cm long, how many of my shoe will fit in 1.000 km?