energy
what are the two types of energy?
potential and kinetic
What are the four types of resources?
natural, synthetic, renewable, nonrenewable
how many layers of the earth are there?
four
how long does it take earth to rotate on its axis?
24 hours
what are fossils?
the remains or imprints of dead plants and animals
What is potential energy
energy that is stored in an object while it is unmoving
What is a natural resource and please give an example
materials or substances that occur in nature
hydropower, wind power, solar power, biofuel
what are the four layers of the earth from inside to outside
inner core, outer core, mantle, crust
how long does it take earth to revolve around the sun
365.25 days
If a fossil has flippers we can assume it may have lived in the
What is kinetic energy
energy that an object has while in motion
what is a nonrenewable resource and please give an example
something that can only be used once
fossil fuels
which layer of the earth is the thinnest
the crust
when it is day on our side of the earth what is happening on the other side?
it is night
how is the age of a fossil determined?
by the age of the rock it is in
please provide a real world example (hint: we built them) of potential and kinetic energy
What is a renewable resource and please give an example
a resource that can be used multiple times
hydropower, wind power, solar power, biofuel
which two layers of the earth cane be considered one?
inner and outer core can be considered the core
how does earth’s rotation affect the way we view the planets, the sun, and the stars around us
earth’s rotation makes the sun, stars and planets look like they are moving but it’s actually earth that’s moving
what do fossils tell us about earth's history?
they tell us when in earth's history certain organisms lived
please describe where on a roller coaster there is potential and kinetic energy
potential on the top of the hill and kinetic as it moves
what is a synthetic resource and please give an example
any resource that is manufactured (made) by humans
plastic, medicine, polyester, acrylic, etc.
which layer of the earth is made of molten iron and nickel
outer core
the sun rises in the _________ and sets in the __________
east , west
what are the two different types of fossils called?
remains and trace