Vocabulary Of Science Terms

definition of gravity

• A force that attracts or pulls objects toward each other without direct contact

• A force that attracts or pulls objects toward each other without direct conta

• A force that attracts objects toward each other without direct contact

• A force that attracts or pulls objects \ without direct contact

definition of friction

• A force that opposes motion

  
  

• A force that is motion

  
  

• A motion

  
  

• A force that opposes movement

  
  

definition of dry friction

• When two solid objects touch each other; 

• 
  When two solid objects touch each other; 

  static - not moving; kinetic - moving

• When two solid objects touch each other

  static not moving kinetic moving

• static - not moving; kinetic - moving

definition of fluid friction

• Involves a fluid (air resistance  -drag)

• Involves a fluid or air (air resistance  -drag

• Involves a fluid or air (air resistance  -drag)

• fluid or air (air resistance  -drag)

definition of rolling friction

• Round surface rolls over a surface; ball or wheel

• Round surface rolls over a surface ball or wheel

• surface rolls over a surface; ball or wheel

• Round surface rolls over a surface; ball or wheel.

definition of air resistance

• A force that is caused by movement through the air. Drag.

• A force that is movement through the air. Drag.

• A force that is caused by movement through the air

• A force that is caused by movement through the air. Drag.\

definition of force

• Push or pull on an object. Measured in Newtons (N)

• Push or pull on an object. Measured in Newtons

• Push or pull on an object. Measured in (N)

• Push on an object. Measured in Newtons (N)

definition of contact force

• Push or pull on one object by another object that it is touching

• Push one object by another object that it is touching

• Push or pull on one object by another object

• Push or pull on one object by another objec that it is touching

definition of non contact force

• Push or pull on one object by another object that it is NOT touching (gravity & magnetism)

• Push or pull on one object by another object that it is NOT touching (gravity)

• Push or pull on one object by another object that it is NOT touching

• Push on one object by another object that it is NOT touching (gravity & magnetism)