Nature of Science (Variables).
An investigation found that more bushels of potatoes were produced when the soil was fertilized more.
IV - Fertilizer Amount
DV - Bushels
Constant - Potatoes
Name all the spheres of the Earth
Atmosphere, Biosphere, Geosphere, and Hydrosphere.
Weathering
The ability to do work or cause change
Energy
Using a microwave is what type of heat transfer?
Radiation
Students measured the temperature of the water at different depths in Lake Skywalker and found that the temperature varied.
IV- Depths of Water
DV- Water Temperature
Constant - Lake Skywalker
A layer of gases that forms Earth's outermost layer belongs to this sphere
Atmosphere
Long term average of atmospheric conditions.
Climate
An object is __________ if its position changes relative to another object.
In motion
What type of waves does radiation travel from the Sun?
Electromagnetic
Students of different ages were given the same puzzle to assemble. The puzzle assembly time was measured.
IV - Ages
DV - Assembly Time
Constant - Puzzle
All rock material and earth's metals belong to this sphere
Geosphere
Sediments being carried by the water is an example of
Erosion
Work is measured using this unit.
Joules
The sun heating the sidewalk is an example of this type of heat transfer.
Radiation
2. Two groups of students were tested to compare their speed working math problems. Each group was given the same problems. One group used calculators and the other group computed without calculators. Identify the IV, DV, Constant, and Control.
IV - Calculator or Not
DV - Time it take to complete math problem
Constant - Same problems
Control - No Calculator
All of Earth's water belongs to this sphere.
Hyrdosphere
The news said it would snow today is an example of
Weather.
A rubber band at rest has what type of energy?
Elastic Potential
A heater heating a room is an example of this type of heat transfer.
Convection
. An experiment was performed to determine how the amount of coffee grounds could affect the taste of coffee. The same kind of coffee, the same percolator, the same amount and type of water, the same perking time, and the same electrical sources were used.
IV - Amount of Coffee
DV - Taste of the Coffee
Constant - Water, Coffee Type, Electrical Resource, Perking Time, Percolator
All living organisms belong to this sphere.
Biosphere.
Sediments being laid down at the bottom of the ocean is an example of
Deposition
State the Law of Conservation of Energy
Energy cannot be created or destroyed only transferred.
An egg frying in a frying pan is an example of this type of heat transfer.
Conduction