Over time, water erosion can carve steep-sided valleys.
What is Canyons?
Water, air and rocks are what factors in an ecosystem?
What are abiotic factors?
As a river flows into a body of water and deposits sediment it slowly forms
What is a Delta?
Moon is not visible to an observer
What is a New Moon?
A landform created by a moving river
What is a V-Shaped Valley?
Forces of the same strength acting on an object in opposite directions, causing no change in the object’s motion.
What is Balanced Forces?
The Moon appears to be fully illuminated
What is a Full Moon?
Wind erosion is the major cause of?
What are Sand Dunes?
Frogs, fish and birds are all examples of what factors?
What is biotic factors?
Energy moves from one object to another.
What is energy transfer?
This takes about 27 days.
What is the moon's revolution around the Earth?
Glass, air and water are all examples through which light can pass
What is a medium?
A landform created by a moving glacier
What is a U-Shaped Valley?
A network of overlapping food chains in an ecosystem.
What is a food web?
A force that opposes motion and acts between 2 objects that are touching.
What is friction?
the Earth does this in a 24 hour period.
What is rotate on it's axis?
A clear glass or plastic tool that refracts light that passes through it.
What is a prism?