Forms of Energy
Sound Energy
Light Energy
Thermal Energy
Machines
100
Energy
What is the ability of someone or something to do work.
100
Sound
What is created when invisible vibrations travel through the air, hitting against air molecules?
100
Opaque
What is when light can't pass through an object?
100
Absolute zero
What is the limit to how cold something can be?
100

Machine

What is any device that changes the amount of force you have to use to get something done?

200
Crude Oil
What is produced by fossil and found in reservoirs in the earth?
200
Ultrasound/ultrasonic
What is a sound wave with a high frequency?
200
Radiant Energy
What is all light?
200
Insulator
What is a protective shield against the flow of electrons, such as plastic or wood?
200

Compound Machine

What is a combination of different simple machines working together?

300
Hydroelectricity
What is harnessing the power of falling water to supply energy?
300
Sonar
What is high frequency ultrasonic waves which can be used for navigation?
300
Refraction
What is light that changes speed and bends as it passes from one substance to another?
300
Kelvin
What is the scientific unit for measuring temperature?
300

Belt

What is a circular band made of rubber?

400
Thermal Energy
What is heat energy?
400
Echo
What is a sound you hear a second time, soon after hearing it the first time?
400
Ultraviolet Light
What is light not visible on the visible spectrum for humans? What is light that cannot be seen with the human eye?
400
Zeroth Law
What are two objects in thermal equilibrium that don't transfer net heat energy to each other?
400

Pulley

What is a machine that lets you pull down a rope, chain, or wire to lift something?

500
Law of Conservation Energy
What is a law that new energy is protected and preserved?
500
Infrasound
What is a sound wave, with a low frequency, that is too low for our ears to hear?
500
Translucent
What is when light can pass through an object?
500
Conduction
What is when heat sources and heat sink are connected through matter or direct contact?
500

Six Simple Machines

What are inclined plane, pulley, screw, wedge, lever and wheel & axel?

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