5.6 Light
Light travels in __ waves.
Transverse
Sound is a form of ___ energy produced and transmitted by ___ matter (2 answers).
mechanical; vibrating
Green plants produce their own food through a process of ___.
Photosynthesis
Name Earth's 4 layers from outermost to innermost.
crust, mantel, outercore, innercore
__ is the measure of all salts dissolved in water, which varies depending on rates of evaporation, the depth of the water, melting iceburgs, and amount of runoff from nearby land.
True or False: Light does not need a medium to travel and can travel through a vacuum.
True
True or False: Sound does not need a medium to travel and can travel through a vacuum.
False
During photosynthesis, plants use the green pigment _____, along with ___ ___, ____, and ____ to produce food (sugar).
chlorophyll, carbon dioxide, water, and sunlight
The innermost layers are composed mostly of __ and ___. The ___ core is molten (liquid). 3 answers
iron and nickel; outer core
In oceans, both ___ and floating organisms such as ____ serve as producers withing a food chain. These organisms get their energy from the __. (3 answers)
plants, algae, sun
The top of a light wave is called the ___ and the bottom of the light wave is called the ____. (2 answers)
Sound travels the fastest through __ and the slowest through ___. (2 answers)
Solids and Gases
___ is the process by which pollen is transferred from the ____ to the ____ on pistil. (3 answers)
Pollination; stamen to the stigma
convergent; divergent; transform
As the depth of the ocean increases, pressure ___, temperature ___, and sunlight ____. (3 answers)
increases; decreases; decreases
Light travels in straight paths, until it hits an object, where it can be bent (___) or bounced (____). (2 answers)
Refraction and Reflection
Objects vibrating rapidly have a ___ pitch than objects vibrating more slowly.
higher
All the organisms of the same species that live in the same place at the same time are a __. Populations of species that live in the same place at the same time together make up a ___. The living and nonliving components of an area make up an ___. (3 answers)
population, community, ecosystem
____ is the breaking down of rocks. ___ is the movement of sediment. ____ is when sediment is deposited in a new location. (3 answers)
weathering; erosion; deposition
Ocean currents, including the __ __, are caused by wind patterns and the differences in water due primarily to temperature differences. This one brings warm water from the coast of Florida up to the west coast of Europe.
List the colors of the visible spectrum from longest wavelength, lowest energy to shortest wavelength, highest energy.
Sound waves are called ___ waves.
Compression
A __ is the place where an animal or plant naturally lives in which it's provided with food, water, shelter, and space. It's ___ is the function or role that an organism performs in the food web of that community and it can change over the organism's life cycle. (2 answers)
habitat; niche
Name the 3 types of rocks and how they are formed. (6 answers)
Sedimentary - layers of sediment compacted and cemented together
Metamorphic - changed by heat & pressure
Igneous - melted and cooled
Quickly sketch an outline of the ocean floor, including these six features: the continental shelf, continental slope, continental rise, abyssal plain, ocean trench, & a seamount.