Lab Safety
Mrs. Porter's class does not have _______.
Correct answers:
Fume hood,
Safety Shower
The variables that stay the same are the _______.
control variables
What equation would you use to solve this:
How many minutes would it take a drone to travel 100 km at a speed of 40 km/min?
t=d/s
The statement that rejects or accepts the hypothesis is the ________.
conclusion
What is the reference point?
[🌲🏃 ] [🌲 🏃 ] [🌲 🏃]
(sorry he is running backwards lol)
the tree
What should you use if you get a chemical in your eye?
eyewash station
The variable that the experimenter purposefully changes is called the _______.
independent variable
What is the equation you will use to calculate distance?
D=st or D=s(t)
What is the first step in the scientific method?
question/problem
Motion is a ______ in position over time.
change
What should you use if your sweater catches on fire?
fire blanket
The variable that may change in response to the independent variable being changed is called the __________.
dependent variable
A car traveled 700 miles in 14 hours. What is the average speed of the car?
50 mph
True or False: You can only analyze/record your data in a line graph.
False
True or False: There is 1 way to describe position.
False
Tony and Dean forgot to get their vinegar for their experiment. Dean ran to the closet to grab the vinegar, so they wouldn't waste their time.
What rule is this violating?
no running/horseplay
Shelby wants to see which ball can bounce higher, a volleyball or a basketball. She drops them from the same height.
What is the independent variable?
type of ball
If Oliver's pet unicorn walked for 20 minutes and was going at the speed of 5 yd/m, how far did it walk?
100 yards
A possible explanation to your question or problem is _________.
a hypothesis
The location of an observer who may be in motion is _________.
the Frame of Reference
Cole wanted to find out if a substance was dish soap or if it was an unknown chemical. Cole stuck his nose next to the tube and sharply inhaled to try to smell it.
What rule is this violating?
Do not smell unknown chemicals.
(maybe waft them towards your nostrils instead)
Shelby wants to see which ball can bounce higher, a volleyball or a basketball. She drops them from the same height, and measures how high they bounce.
What is the dependent variable?
bounce height
Josh was practicing for the annual pickleball tournament. He sprinted back and forth for one minute, going at the speed of 7 meters/sec.
How far did Josh run?
420 meters
What is the correct way to write a hypothesis?
if...then statement
Give an example of two ways to describe position.
possible answers:
coordinates, address, position in relation to another object, etc.
(let teacher decide if correct or not)