5th Grade Science Test 5 Flashcards
1
Q
what is plankton
A
tiny floating plants and animals
2
Q
what is a molecule
A
the smallest part of a substance that still has the qualities of that substance
3
Q
what is an atom
A
the smallest part of an element (much too small to be seen); made of one or more electrons flying about a nucleus
4
Q
what are aquifers
A
underground places where water collects
5
Q
what are tides
A
the systematic rise and fall of ocean water every six hours
6
Q
a group of penguins is a
A
rookery
7
Q
scientists who study the sea
A
oceanographers
