Chemistry
Electricity
Ecology
Electricity
Chemistry
100
These are found to the left of the staircase line on the periodic table
What are metals
100
An object that allows electrons to flow easily
What is a conductor
100
Organisms that eat the remains of other animals
What are scavengers
100
An object that does NOT allow electrons to flow
What is an insulator
100
These are found on the right side of the staircase line on the periodic table
What are non-metals
200
A change that does NOT produce a new substance
What is a physical change
200
Resources that take millions of years to replace
What are non-renewable resources
200
The earths four spheres
What is the atmosphere, lithosphere, biosphere, and hydrosphere
200
Resources that are replaced in a short period of time
What are renewable resources
200
A change that DOES produce a new substance
What is a chemical change
300
All matter is made up of tiny ______________
What are particles
300
The only part of an atom that moves
What are electrons
300
A series of interconnecting food chains
What is a food web
300
The three different parts of an atom
What are protons, neutrons and electrons
300
Pure substances that are made up of two or more different elements
What is a compound
400
The horizontal rows on a periodic table
What are periods
400
When two objects are rubbed together and electrons move to the stronger object
What is charging by friction
400
Describes the position of an organism along a food chain
What is a trophic level
400
1. Opposite charges attract 2. Similar charges repel 3. Charged objects attract neutral objects
What are the laws of electric charges
400
The vertical columns on a periodic table
What is a group (family)
500
The test used to detect the presence of oxygen gas
What is a glowing splint test
500
The equation to calculate the cost of electricity
What is Cost = Power x Time x Rate
500
Carbon Dioxide + Water (+light) -> Sugar (Glucose) + Oxygen
What is photosynthesis
500
Removing charges from objects by contact with a larger neutral object
What is grounding
500
The only metal that is a liquid at room temperature
What is mercury (Hg)