Constructive and Destructive Forces

_________ boundaries have plates that push against each other and form mountains.

This process called __________ moves weathered materials. One example is when waves cause beaches to get smaller over time.

A structure that is built across a river to controls its flow.

True or False: Volcanoes can be both constructive and destructive.

True or False: Earthquakes are destructive but not constructive.

These plate boundaries push away from each other and create volcanoes.

These tools (devices) measure a earthquakes seismic waves.

Glaciers form these new landforms as they move through and create a u-shaped valley.

A force that pulls pieces of rock downhill is ________.

This landform forms at the mouth of a river.