Energy and
Resources
Resources
What is the sources of all our energy on Earth?
The Sun
(True/False) Earth's rotation is responsible for causing day and night.
True
How many planets are there in the solar system?
8
As altitude decreases, what happens to air pressure?
Increase
Hypothesis: If I grow plants using different amounts of water, then the plant given the most water will grow tallest.
What is the dependent variable?
Plant growth/height
Boiling water is an example of what type of heat transfer?
Convection
Tides
What keeps all the planets in orbit around the sun?
Gravity
What measures air pressure?
Barometer
Hypothesis: If I throw footballs with different amounts of air, then the football with the most air will go farthest.
What is the independent variable?
Different amounts of air
What are the four nonrenewable resources?
Coal, petroleum, natural gas, nuclear
The moon _____________ around the Earth.
Revolves
Earth spinning on its axis.
Rotation
Nitrogen
Occluded
Which of these resources are least harmful for the environment?
Solar, nuclear, coal, petroleum
Solar
The north pole is facing away from the sun. Which season would the northern hemisphere be experiencing?
Winter
Galileo was the first to use this device to help him study space.
A telescope
A cold front brings what type of weather?
Colder weather, sometimes rain
Which of these household devices converts electricity into thermal energy?
Television, toaster, calculator, flashlight.
Toaster
What is the main source of energy for hydroelectric power?
Moving water
______________ moons occur after a new moon and before a full moon.
Waxing
Name all of the gas giants in order.
Jupiter, Saturn, Uranus, Neptune
Name the layers of the atmosphere in order.
Which pressure system is known to bring cooler temperatures, sunny skies, and calm weather?
High pressure system