States of Matter
What state of matter is steam?
Gas
What type of energy is the energy of vibrations?
Sound energy
What energy is the energy of motion?
Kinetic Energy
What type of variable do I change in an experiment?
Independent variable
What type of energy travels as a transverse wave?
Light energy
What state of matter has a definite volume and a definite shape?
Solids
The most common type of energy used in houses and buildings is -
Electrical energy
This type of energy is based on position.
Potential Energy
What type of variable stays the same throughout an experiment?
Controlled variable
You can change from one state of matter to another by adding or removing __________.
Heat or thermal energy
What type of energy transformation occurs in a fan?
Electrical ---> Mechanical and sound
Would a book on the floor or a book on a shelf have higher potential energy? Explain why/
On a shelf because the higher an object is, the more potential energy an object has.
What is the dependent variable in this scenario?
A student watered 3 plants with different amounts of water to see the effect of water on plant growth.
The amount of plant growth.
What type of current exists in a battery?
Direct current
What is the process of changing from a liquid to a solid?
Freezing
What type of energy travels in light particles called photons?
What form of energy would an apple falling off a tree have?
Kinetic Energy
How many independent variables can you have in an experiment?
One
What is the hottest planet?
Venus
Evaporating is the process of changing from _____________ to a ______?
Liquid to a gas
Give two examples of objects that transfer electrical energy into thermal energy.
Oven, stove, microwave, crock pot, deep fryer, air fryer, heater, etc
What force causes all objects above the ground to have potential energy?
Gravity
As many as needed
What is the formula for photosynthesis?
Carbon Dioxide + Water + Sunlight --> Oxygen and Glucose (Sugar or Food for plant)