SAFETY FIRST
If your lab partner’s clothes catch on fire, what is the first thing you should do?
TELL THE TEACHER!!
This is used to protect a digital scale from a powdered substance.
Weigh boat
Convert 23 cm to m
0.23 m
Define dependent variable.
What is being measured in an experiment.
The data collected in response.
The "effect".
This type of graph is used for showing percentages.
Pie Chart
What is the best safety equipment for helping a person who is on fire?
Fire blanket
Used to transfer liquids from large to small containers.
Funnel
Convert 4,080 kg to g
4,080,000 g
Define independent variable.
What is purposefully changed.
What is being tested.
The "cause".
The best graph to represent quantitative data vs. quantitative data.
Line graph
What word is used to describe how to appropriately smell an unknown substance in lab?
Waft
The best glassware for making precise volume measurements.
Graduated cylinder
Convert 3,600,000 mm to km
3.6 km
Factors that stay the same in an experiment so that the results are considered reliable are known as…
Constants
List 3 things every bar graph must have.
Title, X-axis labeled, Y-axis labeled, Units, Even Scale, Key (only 3 needed)
List 3 things you should wear to protect yourself from chemicals.
Safety goggles, Lab apron, Long pants, Close toed shoes
(just need 3)
List the two objects that can be used to heat substances in lab.
Hot plate and Bunsen burner
Convert 75℉ to ℃
24℃
A rule or principle that describes how something happens in nature is known as a…
Law
What axis does the dependent variable tend to go on?
DV on the Y-axis
What does P.A.S.S. stand for?
PULL, AIM, SQUEEZE, SWEEP
What is the curve that forms in a liquid in a graduated cylinder called?
Meniscus
Convert 286 K to ℃
13℃
Explain the difference between precise and accurate measurements.
Precise = consistent/specific
Accurate = correct
What axis does the independent variable tend to go on?
IV on the X-axis