Ice Age & Evolution
Identify 2 animals present during the Ice Age that are still around today
Sloths and lions
Dinosaurs weren't the only things running around during the Cretaceous Period. Name two other creatures that were present during that time
Worms and other bugs, prehistoric turtles, and small mammals
Who were the "alchemists" and what did they do?
Early chemists who mixed different elements together to see what would happen
What 2 ingredients are necessary to form a dough?
Flour and some kind of liquid
What is a "mosaic"?
An art form that uses small pieces of material to create a larger image
Identify 2 ways ancient sloths are different from modern-day sloths
Ancient sloths were larger, walked on their hind legs, and lived on the ground; modern sloths are smaller, crawl on all fours, and live in trees
Not all dinosaurs died off during the mass extinction event. The ones who survived are the ancestors of which modern animals?
Birds
Explain how high explosives can be helpful, and not just destructive
They can be used in construction to clear away large rubble, such as when digging tunnels for pipes or subways
A skeleton of a mammoth was found in a backyard in which U.S. state?
Michigan
What is the difference between a food chain and a food web?
A food chain shows only one possible transfer of energy between some producers and consumers within an ecosystem; a food web shows ALL possible transfers of energy within an ecosystem
Why were small shrubs, but NOT large trees, present during the Ice Age?
Large trees require a lot of water, but small shrubs don't. Since most of the water was frozen during the Ice Age, the trees weren't able to grow.
Identify 2 possible effects of a large asteroid hitting Mexico and the surrounding Gulf
The impact could cause a tsunami, forest fires, and earthquakes, and might trigger volcanic eruptions. It would kill everything in the impact zone and would produce a great deal of dust and debris
What caused the alchemists' glass flasks to shatter when they tried to capture "chaos"?
The pressure built up from the formation of gas during the chemical reaction
What do the three arrows in the recycling symbol stand for?
Reduce, reuse, recycle
Identify one way you can reduce your negative impact on the Earth
Results may vary
Are mammoths or mastodons the ancestors of the modern-day elephant? What evidence do we have?
Mammoths- their molars are flat and suited for grazing, just like elephants
How could an asteroid hitting an area of Mexico have killed off dinosaurs all over the world?
It raised a massive amount of dust/ash that lingered in the atmosphere for years, blocking the Sun and killing off plant life. This caused herbivores to die off, which in turn caused carnivores to die off
What item is considered "neutral" at the center of the pH scale?
Water
Name 2 of the 3 kinds of teeth all mammals have
Canines, molars, and incisors
What is the function of a circuit?
It connects a power source to something that needs power, allowing electricity to flow between them
How did animals get from the Americas into Asia and Africa during the Ice Age?
They used a frozen strip of land known as the Bering Strait, which connected Alaska to northern Asia
What did the animals that survived the mass extinction event have in common? How did that help them survive?
They were all small and omnivorous, so they didn't require much food to survive and could find another source of food if one source died off
Provide one example of an acid and one example of a base found in your everyday life
Acid- vinegar, lemons, tomatoes, citrus fruits, stomach acid
Base- baking soda, blood, bleach, soap, Tums
What kind of rabbit can be found in desert, tundra, AND forest regions?
Cottontails
Identify one similarity and one difference between grazers and browsers
Both grazers and browsers are herbivores; grazers have flat molars and eat mainly grasses, while browsers have ridged molars and eat mainly bark and branches