Stream Velocity

Match the particle size with the correct name

• cobble

• 
• boulder

• 
• sand

• 
• clay

• 
• pebbles

• 

Tags

NGSS.MS-PS1-1

Match the particle size with the correct name

• 0.0004-0.006 cm

• Cobbles

• 6.4-25.6 cm

• Silt

• 0.006-0.2 cm

• Sand

• 0.0001-0.0004 cm

• Clay

• 0.2-6.4 cm

• Pebbles

What is the minimum rate of flow at which a stream of water can maintain the transportation of pebbles 0.01 centimeter in diameter?

• 5 cm/s

• 10 cm/s

• 0.5 cm/s

• 50 cm/s

What is the minimum rate of flow at which a stream of water can maintain the transportation of pebbles 0.1 centimeter in diameter?

• 5 cm/s

• 10 cm/s

• 0.5 cm/s

• 50 cm/s

What is the minimum rate of flow at which a stream of water can maintain the transportation of pebbles 1.0 centimeter in diameter?

• 5 cm/s

• 10 cm/s

• 0.5 cm/s

• 50 cm/s

Tags

NGSS.MS-PS2-2

What is the largest particle that can be kept in motion by a stream that has a velocity of 5 centimeters per second?

• clay

• silt

• sand

• pebble

When a stream's velocity decreases (slows down) from 200 cm/sec to 0.3 cm/sec, what sediments will the stream deposit or drop?

• Clay and Silt

• Cobbles and Pebbles

• Small cobbles, pebbles, and sand

• Pebbles, sand, silt

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

When a stream's velocity increases (travels faster) from 1 cm/sec to 100 cm/sec, what sediments will the stream start to move?

• more sand and pebbles

• clay and silt

• small cobbles, pebbles, and sand

• pebbles and cobbles

Which two factors affect stream velocity?

• temperature

• gradient

• discharge

• bed load

What is the largest sediment size that a stream flowing at 10 cm/s can carry?

• 1.0 cm
• 0.2 cm
• 0.1 cm
• 0.01 cm