Jo’Siah wonders if he can block the radio waves emitted by the remote control used to operate his radio-controlled car. He covers the remote control in different materials and tries to use it to operate his car. His observations are recorded in the table below.
Why does the remote control work with all the materials except when covered with aluminum foil?
(1 point)
Responses
because the aluminum foil blocks the gamma rays
because the aluminum foil blocks the gamma rays
because the aluminum foil blocks the radio waves
because the aluminum foil blocks the radio waves
because the aluminum foil blocks the sound waves
because the aluminum foil blocks the sound waves
because the aluminum foil blocks the batteries
The correct response is: because the aluminum foil blocks the radio waves.
High-energy radiation from the Sun can cause damage to the cells of living things. Earth's atmosphere protects us from much of the Sun's harmful radiation. Which of the following is NOT a type of high-energy radiation that is reflected or absorbed by Earth's atmosphere?(1 point)
The correct response is: visible light.
mircowave radiation
unltraviolet radiation
gamma radiation
x-ray radiation
The correct response is: visible light.
which one is visible light
Visible light is the portion of the electromagnetic spectrum that is visible to the human eye. It includes colors ranging from red to violet.
High-energy radiation from the Sun can cause damage to the cells of living things. Earth's atmosphere protects us from much of the Sun's harmful radiation. Which of the following is NOT a type of high-energy radiation that is reflected or absorbed by Earth's atmosphere?(1 point)
ultraviolet radiation
microwave radiation
X-ray radiation
gamma radiation