ISTEP Review 2

Match it! Select the correct answer from the pull down...Good luck!

Imaginary titled line that runs through the Earth

What changes depending on where you are located?

If the sun is rising in the east, which way would your very long shadow be cast?

Which is not an example of a feedback mechanism?

What gas is produced when producers conduct photosynthesis?

Tides are caused by what?

What organism often begins an aquatic food chain?

Number of elements on the Periodic Table