Changes in our World

1. Natural changes can happen because of _______ like volcanoes or storms.

• • people

• • nature

• • trees

• machines

1. One example of a human-caused change is _______.

• • a storm

• • cutting down trees

• • an earthquake

• a volcano eruption

1. Some changes are _______ like planting trees or using clean energy.
   
   

• • bad

• • good

• • dangerous

• fast

1. _______ changes can hurt the earth, like pollution or deforestation.

• • Good

• • Bad

• • Slow

• Safe

1. Planting more _______ is a good change that helps the earth.

• • plastic

• • cars

• • trees

• factories

1. We can help the environment by _______.

• • recycling

• • throwing away trash

• • cutting down trees

• using more plastic

1. To help the environment, we should not _______ too many trees.
   
   

• • plant

• • water

• • cut down

• decorate

1. To keep the earth healthy, we should _______ water and energy.

   • 
     

• • waste

• • use less

• • ignore

• throw away

1. _______ energy helps to protect the earth.
   
   

• • Dirty

• • Clean

• • Harmful

• Slow

1. A remedy for bad changes is to _______ more trees.

• • cut down

• • plant

• • ignore

• burn