Area of a rectangle - correct answer lw
Area of a triangle - correct answer 1/2 bh
Area of a circle - correct answer πr²
Distance Formula - correct answer d = √[( x ₂ - x₁)² + (y₂ - y₁)²]
Slope formula - correct answer (y ₂- y₁) / (x₂- x₁)
Point-Slope formula - correct answer y-y ₁=m(x-x₁)
Midpoint Formula - correct answer (x ₁+x₂)/2, (y₁+y₂)/2
Range - correct answer Distance between highest and lowest scores in a set of data.
Sine Formula (angle) - correct answer opposite/hypotenuse
Cosine Formula (angle) - correct answer adjacent/hypotenuse
Tangent Formula (angle) - correct answer opposite/agacent
Median - correct answer Middle number
Mode - correct answer most frequently occurring score
Mean - correct answer average
Comets - correct answer balls of ice, rock, and dust in space with a tail
water cycle - correct answer Condensation (clouds)
Precipitation (rain/snow)
Surface Runoff
Ground water
Evaportation (lakes/rivers)
Transpiration (from plants)
Physical Changes of Matter - correct answer State
Separation Deformation (cutting, denting, stretching)
Making solutions (special kinds of mixtures)
Vaporization - correct answer Liquid to gas
Condensation - correct answer Gas to liquid
Freezing - correct answer liquid to solid
Chemical changes - correct answer Melting/burning
Color
Taste
thermal energy - correct answer Heat energy
kinetic energy - correct answer energy of motion
potential energy - correct answer stored energy
Newton's First Law - correct answer An object at rest stays at rest and an object in motion stays in motion with the same speed and in the same direction unless acted upon by an unbalanced force.
Newton's Second Law - correct answer Force = mass x acceleration
Newton's Third Law - correct answer For every action there is an equal and opposite reaction
Cognitive Motor Stage - correct answer Gathering information
Associative Motor Stage - correct answer Putting actions together, refining movements
Autonomous Motor Stage - correct answer Time and practice with the motions
What causes the seasons? - correct answer The tilt of the Earth's axis
What causes tides? - correct answer The gravitational pull of the moon
Soil is made up of - correct answer minerals and rock
keystone species - correct answer A species that influences the survival of many other species in an ecosystem
ecosystem engineers - correct answer a keystone species that creates or maintains habitat for other species