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100
A factor that is manipulated in an experiment to change the dependent variable is.
What is independent variable
100
The acceleration of an object is in the same direction as the net force on the object.
What is Newton's Second Law of Motion
100
A bar that is free to pivot about a fixed point?
What is lever
100
A mixture that can be easily distinguished?
What is heterogeneous
100
Rows on the periodic table are called?
What is periods
200
Newton's first law of motion is also called ?
What is inertia
200
The greater the force applied to an object the greater the?
What is acceleration
200
A inclined plane wrapped around a cylindrical post is?
What is screw
200
Contains two or more gaseous, liquid, or solid substances blended evenly throughout?
What is homogeneous
200
Columns on the periodic table are called?
What is groups
300
An object at rest will stay at rest and an object in motion will tend to stay in motion.
What is Newton's First Law of Motion
300
To every action there is an equal and opposite reaction?
What is Newton's Third Law of Motion
300
A device that converts thermal energy into mechanical energy?
What is heat engine
300
Any characteristics of a material?
What is physical property
300
Who made the final layout of the periodic table that is used today?
What is Mosely
400
Equation for acceleration is.
What is vf-vi/t
400
This states that energy cannot be created or destroyed.
What is law of conservation of energy
400
An inclined plane with one or two sloping sides forms a machine called?
What is wedge
400
Most common state of matter in the universe?
What is plasma
400
The model accepted for atomic model?
What is electron cloud
500
Acceleration occurs when?
What is a change in speed or direction
500
The kinetic energy of an object increases as this increase.
What is gravitational energy
500
Energy from the Sun travels to Earth as?
What is radiant energy
500
A change to one substance to another?
What is chemical change
500
Smallest particle made from protons and neutrons?
What is quarks
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