Show:
Determining Motion
Energy and Machines
Forces and Affect Motion
Simple Machines
Miscellaneous
100
location of an object
What is your position
100
the capacity to do work
What is energy
100
the force the ground exerts to slow an object
What is friction
100
reduce the energy needed to do work
What are simple machines
100
imagining and creating the best way to solve a problem
What is a design
200
measurement of distance over time
What is speed
200
used to act against gravity
What is energy
200
the tendency of an object to remain at rest or in motion unless it is acted on by a force
What is inertia
200
made out of many simple machines
What is a complex machine
200
something is too big, too small, or to show how something works
What are reasons to create a model
300
a simple machine that could increase an objects speed
What is an inclined plane
300
heat, light, sound, electrical, chemical, mechanical
What are types of energy
300
changed by how fast an object is moving and how much mass that object has
What is momentum
300
required by all simple machines
What is energy
300
do not change the motion of an object
What are balanced forces
400
cause objects to move or stop moving
What are forces
400
two types of energy released by the television
What are light and sound
400
causes a soccer ball to stop as it rolls across the ground
What is friction
400
the six simple machines
What is a pulley, wheel and axle, inclined plane, lever, screw, wedge
400
a tool that makes work easier and has few or no moving parts
What is a simple machine
500
gravity, friction, magnetic, electric
What are examples of forces
500
types of energy in a light bulb
electrical, light, and heat energy
500
causes a positive change in acceleration when driving a car
What is pushing down the gas petal
500
inclined plane wrapped around a pole
What is a screw
500
net force that is not zero
What are unbalanced forces