Exploring Erosion and Minerals vocabulary quiz

What is erosion?

• The process of rocks breaking down into smaller pieces

• The movement of soil and rock by wind, water, or ice

• The formation of new rocks from magma

• The growth of plants on rocks

Which of the following is the smallest particle size?

• Sand

• Gravel

• Clay

• Silt

What are mineral deposits?

• Large areas of water

• Collections of minerals found in the earth

• Piles of sand on the beach

• Groups of trees in a forest

Which process can cause erosion?

• Planting trees

• Building houses

• Wind blowing over the land

• Painting rocks

Which particle size is larger than silt but smaller than gravel?

• Sand

• Clay

• Pebbles

• Boulders

What is one principle of geology?

• The Earth is flat

• Rocks can change over time

• Water is not important for life

• Plants do not grow on rocks

How can water cause erosion?

• By freezing and expanding

• By evaporating quickly

• By carrying soil and rocks away

• By making plants grow

Which of the following is a type of mineral deposit?

• A sand dune

• A gold vein

• A river

• A mountain

What happens to rocks during erosion?

• They grow larger

• They change color

• They break down into smaller pieces

• They become smoother

Which particle size is the largest?

• Clay

• Silt

• Sand

• Gravel