Question

near - infrared waves, a type of infrared wave with wavelengths close to those of monitor the health of earths plants. typically, healthy plants reflect more waves than unhealthy plants. the opposite is true for visible light. healthy less visible light than unhealthy plants.
shows the percentage of visible light and near - infrared waves reflected by two ants.
healthy plant
unhealthy plant
complete the sentences.
the unhealthy plant reflects about of near - infrared waves and about of visible light. the unhealthy plant reflects near - infrared waves than the healthy plant reflects.

Explanation:

Step1: Find the percentage of near - infrared waves reflected by the unhealthy plant

From the diagram, the unhealthy plant reflects 40% of near - infrared waves.

Step2: Compare the percentage of near - infrared waves reflected by the two plants

The healthy plant reflects 50% of near - infrared waves. The unhealthy plant reflects 40% of near - infrared waves. So the unhealthy plant reflects less near - infrared waves than the healthy plant.

Step3: Find the percentage of visible light reflected by the unhealthy plant

From the diagram, the unhealthy plant reflects 30% of visible light.

Answer:

The unhealthy plant reflects about 40% of near - infrared waves and about 30% of visible light. The unhealthy plant reflects less near - infrared waves than the healthy plant.