Observing Changes
Density
Mapping
Practice
Miscellaneous
100
Is this statement an OBSERVATION or an INFERENCE:
This rock has alternating stripes of black and white patterns
OBSERVATION
100
What is the density formula?
D = M/V
100
True or False: Lines of LATITUDE are vertical, and lines of LONGITUDE are horizontal
FALSE
100
There are BILLIONS of galaxies in our Universe. What might be a good characteristic to use to classify them?
Shape, structure, appearance, etc.
100
The Dewey Decimal System is used to classify and organize what?
Books
200
Make one observation and one inference about this image:
200
Explain how you know the vegetable oil is LESS dense than the water
Oil is floating above the water
200
Read this out loud and fill in the blanks: Lines of latitude measure directions ______and_______. Lines of longitude measure directions ______and______
Latitude = N and S
Longitude = W and E
200
CLAIM: Greenland ice sheets are losing mass. Provide evidence from the graph that supports this claim
Data is trending down, values in the negatives, etc.
200
Who was the 16th President of the USA?
Lincoln
300
The mass of a piece of candy corn changed from 2.2 grams to 0.3 grams over the course of 10 minutes. Calculate the rate of change for the candy corn, round to the nearest tenths place, include units. 
0.2 g/min
300
What is the density of a mystery substance if the volume is 8.14 mL and the mass is 63.54 grams? Round to the nearest hundredths place and include the proper units!
7.81 g/mL
300
What two directions would my coordinates have if I was ABOVE the Equator, and to the LEFT of the Prime Meridian
North and West
300
Some weather monitoring devices are filled with helium to reach high altitudes. Explain, in terms of denisty, why helium is a good choice to fill this weather balloon
Helium is less dense than the air outside of the balloon around it, so it floats or rises up
300
This heavyweight champion could "float like a butterfly, and sting like a bee"
Muhammad Ali
400
To find the volume of a rock sample, we used a graduated cylinder. Is this an INDIRECT or DIRECT observation?
INDIRECT
400
2 part question: What is the density of a substance that has a mass of 4.36 grams and a volume of 9.67 mL? Would this substance sink or float in a container of water, how do you know?
0.45 g/mL. This would float because it has a density less than 1.0 g/mL
400
What country would you be in at the coordinates 45N, 105E?
MONGOLIA
400
Which gold bar is MORE dense? Explain why.
THEY ARE THE SAME! Same material = same density. Amount does not matter!
400
There are 4 main human blood type groups, name 2 of them
A, B, AB, and O
500
We measured the temperature of the air at 3PM to be 25C. At 7PM, the air temperature was 15C. Calculate the rate of change for the air temperature, include the proper units.
2.5 C/hour
500
If the density of a liquid is 2.24 g/mL and the mass is 14.87 grams, what must be the VOLUME of the liquid?
6.64 mL
500
What is the Latitude and Longitude of point A?
60N, 90W
500
Explain, in terms of DENSITY, how does a lava lamp work??
500
Who is on the USA 50 dollar bill?
Grant