What is a fuel that forms from the remains of ancient plants and animals.
100
What are renewable resources?
What is a resource that can be replaced or used again and again.
100
What is soil?
What is a mixture of minerals, weathered rocks and other things.
100
Why would an animal with sharp teeth most likely be a meat eater vs. an animal with flat, dull teeth?
Animals with sharp teeth would need to tear their food apart, while animals with flat teeth would just just their teeth to chew.
200
What type of fossil is one that would leave a print in a substance like mud? The mud would harden and turn into rock leaving the print forever.
What are imprints.
200
What are some examples of fossil fuels?
What are coal, oil, natural gas?
200
What are nonrenewable resources?
What is a resource that cannot be replaced or reused easily.
200
What are the three layers of soil?
What is topsoil, subsoil, bedrock.
200
How many years does it take to make 1 cm of soil?
What is 1,000 years.
300
What type of fossil is an empty space in rock where something once was? ( Like a shell being burried in sand or mud.)
What are molds.
300
How is oil retrieved?
Oil is found in rocks under Earth's surface, so it has to be drilled out by huge pumps.
300
Name 3 examples of nonrenewable resources.
What are Coal, oil and natural gas.
300
What layer of soil is solid rock?
What is bedrock
300
Why is soil important?
Plants would not grow without it, there would be no cotton for clothes, wood for houses, fewer medicines.
400
What type of fossil fills in the empty space left by a mold? These fossils form a copy of the mold's shape.
What are casts.
400
Tell me one step in how coal is formed.
Answers vary.
400
What are renewable resources?
What are Plants, animals, water and oxygen.
400
What is humus soil?
What is bits of decayed plants and animals.
400
Why is it important that we conserve or use wisely our resources like coal, oil and natural gas?
Because they are nonrenewable resources and when they are gone, they are gone.
500
What type of fossil are the minerals that have been harden in an area where a fossilized organism once was, but was washed away? The minerals and water filled in the space that was left by the organism.
What are stony models.
500
Tell me another way coal is formed?
Answers vary.
500
Which resource can be replaced?
Renewable resources
500
What is loam?
What is a soil made up of a mixture of sand, silt and clay.
500
Give an example of how nonrenewable resources are used.