3rd Grade MYF Spiral Review

Which of the following could be a characteristic of a rock that has been in the ocean for a long period of time. 

• A rock that is smooth and round

  
  

• A rock that is jagged and rough

  
  

• A rock with sharp edges

  
  

• A rock covered in sharp crystals

Tags

NGSS.MS-ESS2-2

A student wants to identify a mineral sample. The table shows the hardness scale she uses. The student scratches objects in the table with the sample. The sample can scratch Apatite but can itself be scratched by Quartz. What is the sample?

• Talc

• Calcite

• Orthoclase

• Diamond

Think about characteristics of sand, silt, and clay. Which of these holds the most water and why?

• Silt, because it clings together when wet and does not drain well.

  
  

• Clay, because it has poor drainage and its particles are the smallest.

  
  

• Sand, because there is more room for water between the large particles.

  
  

• Silt because it has the smallest particles and pulls water into the ground the deepest.

  
  

Ben dug up some soil in his neighborhood that has very large particles and felt rough to the touch. When Ben added water to a sample of the soil, it drained through very quickly. Which type of soil can Ben conclude that he has found?

• clay

• humus

• loam

• sand

There is a large rock located at the end of a moving stream. Which of the following will probably happen to the rock over the years?

• The rock will get rougher.

  
  

• The rock will widen.

  
  

• The rock will get smaller.

  
  

• The rock will eventually stop the flow of water.

  
  

Tags

NGSS.MS-ESS2-2

How does wind cause weathering?

• It knocks rocks over.

  
  

• It picks up sand and smashes it against rocks.

  
  

• It causes rocks to become cold.

  
  

• It causes rocks to melt.

  
  

Marlee and her family were spending time at the beach. Marlee and her brother made this tower with rocks they found on the beach. "Great tower!" said their mom. "The rocks are so smooth! How did that happen?" What did Marlee tell her mother?

• Wind blowing over the rocks smoothed the surfaces.

  
  

• Being in the sun all of the time made the rocks smoother.

  
  

• The water waves and the wind passing over the rocks smoothed the surfaces.

  
  

• Children playing with the rocks on the beach wore off the rough surfaces of the rocks.

  
  

Tags

NGSS.4-ESS2-1

Maria and Cal were trying to cross the stream by stepping on the rocks. They did not want to get wet. "These rocks are smooth and slippery," said Cal. "I think I am going to fall into the stream!" What makes these rocks so smooth?

• Wind blowing over the rock

  
  

• Water moving over the rocks

  
  

• Ice and snow during the winter

  
  

• Animals and people stepping on the rocks

  
  

Tags

NGSS.MS-ESS2-4

Justin is observing a mineral. He notices the mineral has a metallic sheen. Which property of the mineral is Justin observing?

• Hardness

• Cleavage

  
  

• Luster

  
  

• Streak

Which of the following describes the way a mineral shines?

• Luster

• Hardness

• Texture

• Mass