(Q).
Q: What is transmitted that makes up the electromagnetic spectrum? Read this paragraph and choose the correct option from the provided answers: Electromagnetic radiation is energy transmitted as waves with different wavelengths. This makes up the electromagnetic spectrum. Choices: - gamma rays - light waves of different wavelengths - sound waves of different frequencies - electromagnetic radiation in different wavelengths A:
(A).
electromagnetic radiation in different wavelengths

(Q).
Q: What do we call water that has been used for cleaning, washing, flushing, or manufacturing? Read this paragraph and choose the correct option from the provided answers: Fresh water is also preserved by purifying wastewater. Wastewater is water that has been used for cleaning, washing, flushing, or manufacturing. It includes the water that goes down your shower drain and that is flushed down your toilet. Instead of dumping wastewater directly into rivers, wastewater can be purified at a water treatment plant ( Figure below ). When wastewater is recycled, waterborne diseases caused by pathogens in sewage can be prevented. What are some ways you can save water in your own house?. Choices: - Grey water - sewage - groundwater - wastewater A:
(A).
wastewater

(Q).
Q: What do we call the amount of time it will take for half of the radioactive material to decay? Read this paragraph and choose the correct option from the provided answers: The measure of how quickly a nucleus decays is given by the half-life of the nucleus. One half-life is the amount of time it will take for half of the radioactive material to decay. Choices: - one partial-life - one full-life - one quarter-life - one half-life A:
(A).
one half-life