Making Sense of Data
Metric System
Speed/Velocity
Acceleration
Force
100
When would you use a line graph?
When comparing data over TIME.
100
Convert 365 meters to kilometers
.365km
100
What is the speed of someone who ran 100 meters in 9.58 seconds?
10.44 m/s
100
Gabi starts her parked car and within 12 seconds reaches a speed of 72 km/h, as she travels east. What is her acceleration?
6 km/h/s East
100
What is the force of a car accelerating at a rate of 40m/s if it weighs 3,000lbs?
120,000 Newtons
200
When would you use a pie chart?
When comparing parts of a whole.
200
Convert 3,456,789mm to km
3.456789 km
200
Indy jogs on a path that is 30 kilometers long to get to a park that is South of the jogging path. If it takes Indy 2 hours and 45 minutes then what is his velocity?
10.9 km/hr South
or
.18 km/m South
200
A tornado is approaching. Currently, the wind is blowing with a velocity of 10 m/s north. Suddenly in 5 seconds, the wind’s velocity is 50 m/s north. What is the wind’s acceleration?
8 m/s2 North
200
What is the force of an apple (.2 kg) hitting Isaac Newton on the dome if it's falling at a rate of 9.8m/s2 due to gravity?
1.96 N
300
What is the mode of the following data set?
4, 8, 3, 2, 0, 4, 3, 1, 1, 4, 9, 7, 6, 4, 2, 5
4
300
You would use mL to measure the volume of a liquid. Which unit would you use to measure the volume of a solid?
cm3
300
Cooper is on the hunt for a rare snake. It lives in a cave at the top of a mountain which is precisely 4 km from where you are sitting. If he drives an ATV up the hill and makes it there in 2 minutes, what is his velocity?
2 km/m UPHILL
300
The fastest car in the world is the Koenigsegg Jesko Absolut. However, it's not the fastest starting car in the world. From rest, it can reach 60 miles per hour in 2.5 seconds. What is it's acceleration?
24 mph/s
300
Why does a tightly crushed ball of paper fall so much faster than a sheet of paper if they both have the same mass and are both experiencing the same acceleration due to gravity?
Air resistance
400
What is the p-value threshold for a statistically significant event? Above this, and the results of my study are totally due to random chance. Below this number, the results of my study are not due to random chance.
.05
400
Convert 419dag to dg
41,900 dg
400
What is Mathias' average speed if he skates down to Illegal Pete's (2km away) in 50 seconds, then Insomnia Cookies (3km from Pete's) in 300 seconds, then back to school (1km from Insomnia) in a slow 600 seconds?
(.04+.01+.0017)/3 = .017 km/s
400
The car with the fastest 0-60 time is the American-made Dodge Challenger SRT Demon. It can go 0-60mph in 1.55 seconds. What is it's acceleration?
38.7 mph/s
400
What is Newton's 3rd law?
For every action, there is an equal and opposite reaction.
500
What does it mean if you are analyzing the test scores of two groups of students who did/did not study for a final exam and the confidence intervals DO NOT overlap?
There IS a statistically significant difference in studying vs not studying. It means the averages are different enough to be statistically significant.
500
In order, what are the metric base units for length, volume, and mass?
meter, liter, and gram
500
Merritt flies, Superman style, to Cheba Hut. He is travelling at a velocity of 75m/s North. However, there is a strong Chinook Wind coming from the mountains which has a velocity of 40 m/s East. What would Merritt's velocity be?
85 m/s to the Northeast
500
A sweet hot wheels car rolls into the first dip of the track at 60 m/s and then climbs up the first hill in 3 seconds where it's velocity is now 20 m/s. What is it's acceleration?
- 13.3 m/s2
500
If it takes 23,000 N to crush a skull. If the average American car is around 1,360 kg, what does the acceleration of the car have to be to crush a skull?
16.9 m/s2
16.9 m/s = 37mph