2nd Grade Science Unit 3 Environmental Changes

Front

What is a model in science?

Back

A model is a representation of an object or system that helps us understand how it works.

Front

What is a key on a map?

Back

A key explains the symbols and colors used on a map, helping us understand what they represent.

Front

What is plastic pollution?

Back

Plastic pollution is the accumulation of plastic products in the environment that adversely affects wildlife, wildlife habitat, and humans.

Front

What can cause erosion?

Back

Erosion can be caused by water, wind, ice, and human activities that wear away the land.

Front

How can we help prevent erosion?

Back

We can prevent erosion by planting vegetation, building walls, and using other methods to hold the soil in place.

Front

What is the importance of asking questions in science?

Back

Asking questions helps us investigate and understand the world around us.

Front

What does it mean to refine a model?

Back

To refine a model means to improve or correct it based on new information or observations.

Front

What is the role of weather in environmental changes?

Back

Weather can affect the environment by influencing plant growth, animal behavior, and erosion.

Front

What happens to animals in polluted environments?

Back

Animals in polluted environments can suffer from health problems, reduced populations, and even death.

Front

What is the purpose of a field trip in science?

Back

Field trips allow students to explore and learn about science in real-world settings.