Forces/Newtons Laws
A push or a pull that can cause the motion of an object to change.
What is force?
The ability to make things happen.
What is energy?
Name a magnetic metal.
What is iron, steel, cobalt, or nickel?
Light always moves in a _______ line.
What is straight?
Name this type of code using dots and dashes used to communicate.
What is morse code?
When two equal forces act in opposite directions the result is that there is no motion.
What is balanced force?
This stores chemical energy that is converted to electrical energy when connected to a device through wires.
What is a battery?
Name a non-magnetic metal.
What is aluminum and gold?
This helps us see laser beams because it is made up of tiny particles that the laser light reflects off of.
What is fog?
These two symbols are used by computers to form patterns and code information.
What are 1s and 0s.
When one force is stronger than the other the result is motion.
What is unbalanced force?
Two things that might spin a generator to produce electricity.
What are wind, water, steam, burning coal, human force/bike or wood?
If OPPOSITE poles (N and S) of a magnet are placed near each other, this happens.
What is attraction?
CDs and DVDs use light _______ to work.
What is reflection?
These are the three colors used to make up the pixels.
What are red, blue and green?
This law of motion states that an object’s motion won’t change unless acted upon by a force.
What is Newton's 1st law?
The energy in your home electrical outlets come from this location.
What is a power plant?
A type of electricity that can be used to push and pull things at a distance. It is typically made by friction and causes things like dust to be attracted to you.
What is static electricity?
A darkened box used to project an image of an external object onto a screen inside. It works in the same way as our eyes.
What is a camera obscura?
This object is on the inside your cell phone and other devices that store music.
What is a microchip?
This law of motion states that for every action there is an opposite and equal reaction.
What is Newton's third law?
A device that converts light into electrical energy.
What is a solar cell or solar powered device?
This type of magnet can be turned on and off using electricity. Name the three elements needed to build one.
What is an electromagnet? What is a battery, a wire and metallic metal (i.e. a nail)
If an image in the camera obscura is out of focus, we can add this to help.
What is a lens?
Tiny lights that make up the screens of our devices which can be turned on and off to form an image.
What are pixels?