Sciense Flashcards
What are the orders of seasons
Winter
spring
summer
fall
What is the lunar cycle
New moon Waxing crescent First quarter Waxing gibbous Full moon Waining gibbous Third quarter Waining crescent
What is a spring tide
When the sun and moon are in a direct line
What is a neap tide
Sun and moon are 90 % apart
What do you use to calculate speed
Distance x time
What is a balanced force
Opposite forces that are not equal in size and can change the speed or direction of an object
What is velocity
Speed in a given direction velocity changes when it speeds up slows down or changes direction
Newtons law of inertia is??
An object at rest will remain at rest and in object in motion stays in motion unless the object is acted on by an unbalanced force
Causes of the seasons
Earths tilt and it’s revolution around the sun
Nebula
Starts are formed
Gravity
Forces that pulls objects in the universe toward one another
Weight
Force that gravity exerts on an object
Plate tectonic theory
Earths outer layer (crust) is divided into plates
Convergent
Go together and create volcanoes mountains and trench
Divergent
Tectonic plates move away from each other and create sea floor spreading, earth quakes
