Scientific Method and Measurement
What is the basic unit of measurement for mass?
Grams
What is the softest mineral on the Mohs scale?
Talc
Coal is primarily made from
Dead plant matter
What is a Watershed?
An area of land the drains into a particular body of water
How much energy is passed onto the next organism?
10%
What is an atom?
The smallest part of a substance that cannot be broken down
A major process in the formation of clastic sedimentary rock is
Cementation
What are the most basic types of renewable energy?
Solar, Hydro, Wind, Geothermal, and Biomass
What is specific heat?
The amount of energy required to heat a material 1C
What is carrying capacity?
The maximum number of organisms that can be held in a habitat
When reading the measurement, what is the lowest, central area of a graduated cylinder the reading is called?
Meniscus
In which layer of earth do convention currents occur?
Mantle
What is Combustion?
The process of burning and releasing gas in the atmosphere.
The process when plants take in water and slowly allow water to evaporate through their leaves
Transpiration
What is an invasive species?
Organisms that are not native to a specific area.
A student wants to test if the type of soil affects plant growth. What is the independent variable in this experiment?
Type of soil used
How are metamorphic rocks formed?
Any type of rock is put under extreme pressure and heat.
What is fracking?
Putting water and other chemicals into the ground to break up the rock layer
What are hydrogen bonds?
When water molecules get near each other, this allows them to join through an attractive force called hydrogen bonds.
Create a food chain using the following organisms: Mountain lion, algae, salmon, raccoon, zooplankton
Algae → zooplankton → salmon → raccoon → mountain lion
If an object has a mass of 50 g and a volume of 10 cm³, what is its density? Density = mass/volume
5 g/cm³
Do sedimentary rocks contain fossils? And if so why?
Yes, because there is no heat involved in creating them.
What are the layers of the atmosphere in order from closest to earth to farthest from earth?
Troposphere, Stratosphere, Mesosphere, Thermosphere, Exosphere
What is the difference between point and nonpoint source pollution?
Point source pollution comes from a specific location, nonpoint source pollution comes from runoff
What is the goal of Integrated Pest Management (IPM)?
To reduce our use and dependence on pesticides and chemicals in our homes, farms, schools, etc.