Before George Eastman's machine, photographers had to use these two messy items to develop their pictures.
What are glass plates and wet chemicals?
This natural process on the riverbank is what eventually "freed" Lyuba's body from the soil in 2006.
What is erosion?
Once the storm exposed the 20-foot skeleton, it took the Anning siblings this long to dig it out.
What is two weeks?
While the worksheets ask about the first common camera, this was the specific reason early cameras were not "practical" to carry.
What is they weighed a lot? (or were as big as microwave ovens)
Scientists discovered that Lyuba ate her mother's waste for this specific health reason.
To help good bacteria grow in her gut.
This is the specific location near her home in England where Mary Anning found her famous discoveries.
What is a sea cliff?
George Eastman’s company, Kodak, faced this specific problem because the Brownie camera was so popular.
What is they could not keep up with the demand?
After the river's course changed, the riverbed where Lyuba lay turned into this type of permanently frozen soil.
What is permafrost?
According to the text, this is the estimated age of the feathered dinosaur fossils found in China.
What is 151 million years old?
This modern invention, mentioned at the end of the text, has replaced the need for separate cameras for most people.
What are cell phones?
After the river's course changed, the riverbed where Lyuba lay turned into this type of permanently frozen soil.
What is permafrost?
According to the vocabulary check, this is the actual tool you would use to measure the speed of the wind.
What is an anemometer?
Beyond just freezing, this specific substance formed in Lyuba’s tissues to "pickle" her body and stop it from rotting.
What is lactic acid?
Before finding the "huge head," Mary and Joe Anning made money by selling these to collectors.
What are small fossils?
In science, a barometer is used to check this, rather than temperature
What is air pressure?