the sun as an energy source
DESCRIPTION
The Sun as an Energy Source. Radiation is the direct transfer of energy by electromagnetic waves Solar radiation is energy from the Sun It is a major source of energy on Earth. Hot Notes. What is a Radiometer?. An indicator of radiant energy. . Collecting Radiant Energy Data - PowerPoint PPT PresentationTRANSCRIPT
The Sun as an Energy Source
Hot Notes• Radiation is the direct
transfer of energy by electromagnetic waves
• Solar radiation is energy from the Sun
• It is a major source of energy on Earth.
What is a Radiometer?
An indicator of radiant energy.
Collecting Radiant Energy DataDistance vs. Time
Distance From the Lightbulb to radiometer
Time(Number of Seconds Radiometer Continues to
Spin after Lights Out)Trial 1 Trial 2 Trial 3 Average
20 cm
40 cm
60 cm
What is a Radiometer?
An indicator of radiant energy. Pay attention to the importance of the black and white vanes when you conduct your experiment. Be able to share out their role.
Your Turn• Refer to student guide page
90• What is the question that
you would like to explore? What variable are you changing?
• Make a table to gather your data
• Present idea before proceeding.