Unit Rates
Determining Proportionality
Science 1st set
Science 2nd set
General Trivia
100
What is the unit rate of miles to hours if a car travels 60 miles in 2 hours?
30 miles to one hour
100
What do two variables need to have in order for them to be proportional?
They need to have a constant unit rate.
100
What is the moon phase called when the moon is not visible from Earth?
New Moon
100
How many high tides are seen at a time on Earth?
2
100
What is the name of Mickey Mouse's dog?
Pluto
200
What is the unit rate of Petra's Earnings?
5 dollars to 1 hour
200
Is Plant 1's data proportional?
Yes, it is proportional because there is a constant unit rate of 3 cm to 1 day.
200
What causes the tide on the opposite side of the moon?
Inertia (or, centrifugal force)
200
Does the sun also impact the tides? (Yes/No)
Yes
200
Which animal can live the longest without water?
Camel
300
What is the unit rate of this data?
8 km to 1 minute.
300
Are the cups of flour and dozens of cookies proportional? Why?
Yes, they are proportional because there is a constant unit rate of .75 cups of flour to 1 dozen cookies.
300
What causes the moon phases?
The sunlight casts light on the moon as the moon keeps revolving around Earth. We see different lit parts of the moon.
300
Does the darker part of the moon during different moon phases mean the Earth's shadow on the moon? (Yes/No)
No. (This is just because how sun casts light on the moon.)
300
What classic arcade game features a yellow character eating dots?
Pac-Man
400
No, it is not a rate because you are comparing something of one unit to something of the same unit.
400
Are time and distance proportional in this table? Why?
No, they are not proportional because there is not a constant unit rate.
400
How does a lunar eclipse happen?
When the Earth comes between sun and the moon
400
Which moon phases cause neap tides?
The first/third quarter moon causes neap tides.
(Or, when the moon is half dark and half lit)
400
Which app is known for short-form videos and was developed in China?
TikTok
500
What is the unit rate of this table?
3.6 feet to 1 year
500
The table shows the oven temperature for different numbers of minutes that the oven was preheating. Are they proportional? Why?
Yes, they are proportional because there is a constant unit rate of 75 degrees Fahrenheit to one minute.
500
What happens if the moon appears in the middle of the sun and the Earth, and all these 3 come in a straight line?
Solar eclipse
500
Explain why a lunar eclipse can only occur during a full moon
A lunar eclipse can only occur during a full moon because that’s when the Earth is directly between the Sun and the Moon, allowing Earth’s shadow to fall on the Moon.
500
What is the world’s largest social media platform?