Exploring Light, Plants, and Pollution

_ has a very smooth shiny surface.

• Wood

• Metal

• Glass

• Tree

Which part of a plant helps it make food using sunlight?

• Flowers

• Leaves

• Stems

• Roots

What do we call devices that store information like photos and videos?

• Storage devices

• Output devices

• Input devices

• Network devices

What is noise pollution? Can you give an example?

• Noise pollution is excessive or harmful levels of noise in the environment, such as the sound of airplanes flying overhead.

• Noise pollution refers to the pleasant sounds of nature.

• An example of noise pollution is a quiet library.

• Noise pollution is the absence of sound in an area.

What is chemical pollution? How can it affect the environment?

• Chemical pollution is the release of harmful chemicals into the environment, which can disrupt ecosystems, harm wildlife, and pose health risks to humans.

• Chemical pollution is the process of recycling waste materials.

• Chemical pollution only affects air quality.

• Chemical pollution is the use of fertilizers in agriculture.

How do plants help reduce pollution in the air?

• Plants release more carbon dioxide than oxygen.

• Plants help reduce air pollution by absorbing carbon dioxide, releasing oxygen, trapping dust and pollutants, and absorbing harmful gases.

• Plants increase the amount of dust in the air.

• Plants have no effect on air quality.

What happens to light when it passes through a glass?

• Light reflects off the surface of the glass without any change.

• Light slows down and bends when it passes through glass.

• Light is absorbed completely by the glass.

• Light speeds up and straightens out when it passes through glass.

What is the meaning of this acronym, " RAM"

• Read Access Memory

• Random Access Memory

• Read About Memory

• Read Only Membrane

What are some ways to reduce noise pollution in our neighborhoods?

• Increase traffic congestion

• Dismantle sound barriers

• Plant trees, use noise-reducing materials, enforce noise regulations, promote quieter vehicles, and raise community awareness.

• Encourage loud music events

Why is it important to keep our water clean from chemical pollution?

• To promote chemical manufacturing

• It is important to keep our water clean from chemical pollution to protect health, ecosystems, and ensure safe drinking water.

• To increase industrial waste disposal

• To enhance agricultural runoff