An "if" and "then" statement that predicts what may happen in an experiment
hypothesis
the bending of waves is called
refraction
The smallest part of an element is an...
atom
I do NOT have a backbone.
Invertebrates
What increases as you get deeper into the ocean?
Salinity OR pressure (I will take either answer.)
The variable that is manipulated/changed in an experiment
independent variable
crest
in a solid, the particles are
packed tightly, vibrating
What two parts of a plant cell are NOT in an animal cell?
cell wall, chloroplast
What rock is formed from extreme heat and pressure?
metamorphic
Sound travels fastest through a....
solid
What are the colors of the visible spectrum from longest wavelength to shortest?
Red, Orange, Yellow, Green, Blue, Violet
separated
What is the jelly-like fluid in a cell?
cytoplasm
Name the layers of the earth in order from the outside in.
Crust, Mantle, Outer Core, Inner Core
The number of wavelengths in a given amount of time
frequency
The BOUNCING off a surface is called...
reflection
Is H2O an element or a compound?
compound
List the 5 categories of vertebrates
fish, mammal, reptile, bird, amphibian
What is the thinnest layer of the earth?
Crust
Sound cannot travel in.....
Which word means NO light can pass through?
Opaque
NaCl creates....
table salt
List the 3 NONvascular plants
moss, liverwort, hornwort
What is the INNER core made of?
SOLID iron and nickel