physical science
Ice melting
What is a physical change
This can be treated with antibiotics
What is bacteria
Solar energy is an example of ______________
What is Renewable Energy
a mixture of two or more substances that are so well blended that the individual substances are not visible
What is a homogeneous mixture
The term that describes the substance that forms when two or more types of atoms join
What is a compound
If a chemical reaction such as the formation of iron oxide contains 4 atoms of iron (Fe) in the product, how many atoms of iron (Fe) would be in the reactant?
What is 4 atoms of iron (Fe)
This can be reproduced only when inside a host cell
What is a virus
Used to determine the relative ages of fossils in undisturbed rock layers
What is the law of superposition
a widespread occurrence of an infectious disease over a whole country or the world at a particular time
What is a pandemic
saltwater is an example of this
What is a mixture
cooking eggs
What is a chemical change
found at the top of the energy pyramid
What is an apex predator
Where most of Earth's fresh water is located
What is the polar ice caps
athlete's foot is caused by this
What is a fungus
using chemicals instead of sunlight to produce food
What is chemosynthesis
According to the periodic table, the atomic number of oxygen is 8. The number of protons for oxygen is
What is 8
an abiotic factor that is required for photosynthesis to take place
What is the sun (or sunlight)
Stream, Estuary, Lake and River are all types of water sources. Which one is not a body of freshwater
What is an estuary
an area where seawater mixes with freshwater
What is an estuary
this is found outside of the nucleus of an atom
What is an electron
a term that describes matter that contains only ONE type of atom
What is element
cleaner fish are fish that eat the parasites on larger fish but do not harm the larger fish
What is mutualism
The term that best describes the area of water that drains into a river
What is a watershed
the number of protons is the same as this
What is the atomic number
this mixture is made of different substances that stay physically separate; trail mix is an example of this
What is heterogeneous