Having only one cell.
What does unicellular mean?
A living thing is called this kind of factor.
What is a biotic factor?
This is a resource that can be used over and over again.
What is a renewable resource?
This is the innermost layer of the earth. It is also the hottest.
What is the inner core?
This season is happening in the northern hemisphere if it is summer in the southern hemisphere.
What is winter?
Having multiple cells.
What is multicellular?
A non-living thing is called this kind of factor.
What is an abiotic factor?
This is a resource that doesn't get replenished.
What is a nonrenewable resource?
This is the outermost layer of the earth that we live on.
What is the crust?
This is the reason that we experience seasons. It is 23.5 degrees.
What does the earth's tilt cause?
The control center of a eukaryotic cell.
What is a nucleus?
This is the name of the relationship when 2 animals compete for resources.
What is competition?
It is an example of a renewable resource, along with solar power and hydropower.
What is wind turbines or biomass or geothermal energy?
This is the name of all the water on earth and literally means "water sphere".
What is the hydrosphere?
This type of tide occurs when the sun, moon and earth form a straight line. It is also causes the strongest tide.
What is a spring tide?
Bacterial cells have this type of cell.
What is prokaryotic?
This is the name of the relationship where both animals benefit.
What is mutualism?
It is an example of a nonrenewable resource that is cheap but causes pollution, along with nuclear energy.
What are fossil fuels?
This type of rock is formed by heat and pressure. Fossils can be found in this layer.
What are sedimentary rocks?
This type of tide occurs when the sun, moon and earth form a right angle. It is also considered a weak tide.
What is a neap tide?
This can be an advantage or disadvantage of a plant/animal.
What is a variation?
This is the type of relationship where one animal benefits and the other is harmed.
What is parasitism?
Reduce, re-use and recycle.
What are ways to reduce pollution?
This type of rock is formed by melting and then cooling of rocks.
What is igneous rock?
This causes tides on earth.
The gravitational pull of the moon.