4.1 Pushes and Collisions

Two bowling balls are rolling toward each other. What will happen when they collide?

• The bowling balls will pull on each other.

• The bowling balls will push on each other.

• The white ball will keep moving forward. The black ball will stop.

• The black ball will keep moving forward. The white ball will stop.

Tags

NGSS.MS-PS2-1

Four objects are dropped out of a window.

Which object changes shape the most when it collides with the sidewalk?

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Tags

NGSS.MS-PS2-1

A toy car collides with clay. Which one will change shape? Explain.

• the clay will change shape because soft things can change shape when you touch them.

• The car will change shape because hard things can change shape when you touch them.

Tags

NGSS.MS-PS2-1

A marble is rolled toward cotton balls. Will the marble bounce off the cotton balls? Explain.

• The marble will not bound off the cotton balls because they are softer than the marble.

• The marble will bouce off the cotton ball because they are softer than the marble

An eraser falls off a desk. It collides with the floor tile.

What happens when the eraser hits the floor tile? Explain.

• The collision can cause the eraser to start moving like balls

• The collision can cause the eraser to stop moving like leaves on the ground

• The collision can cause the eraser to change shape like a paper airplane crashing into a wall.

• The collision can cause the eraser to change direction like hitting the baseball with a bat.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

NGSS.MS-PS3-5

What does the word collide mean?

• when two or more objects crash into each other

  
  

• a movement away from you

  
  

• to use one's fingers and hands to feel

  
  

Tags

NGSS.MS-PS2-1

What does the word push mean?

• to use one's fingers and hands to feel

  
  

• a movement away from you

• when two or more objects crash into each other

  
  

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What does the word touch mean?

• when two or more objects crash into each other

  
  

• a movement away from you

  
  

• to use one's fingers and hands to feel