Science NDEA

• push or pull exerted to one body or another?

  force
• unit, 1 Newton is equivalent to?

  1kg m/s squared
• 2 types of force?

  Fundamental and non fundamental
• what quantity does force have?

  vector quantity
• enumerate weakest to strongest fundamental force?

  gravitational force, weak nuclear force, electromagnetic force, strong nuclear force
• quantity of matter that a body contains?

  mass
• what quantity does mass have?

  scalar quantity
• force on a body due to gravity?

  weight
• what quantity does weight have?

  vector quantity
• the mass of the body is ___?

  constant
• Identify the following:

  A) Weight (N)

  B) Mass (Kg)

  C) Acceleration (9.8 m/s squared on earth)

  
• What is the second law of motion?

  Acceleration.
• acceleration is ___ proportional to force?

  directly
• however, acceleration is ___ proportional to mass?

  inversely
• Identify the following:

  A) Force (N)

  B) Acceleration

  C) Mass (Kg)

  
• the product of the force exerted on the object and the displacement of the object along the direction of the force?

  Work
• component in the same direction as the displacement of an object?

  positive work
• unit for work is?

  kg m²/s²
• Identify the following:

  A) Work (kg m²/s²)

  B) Distance (m)

  C) Force (N)

  
• Rate of doing work?

  Power
• Identify the following:

  A) Work (kg m²/s²)

  B) Power (kg m²/s)

  C) Time (s)

  
• sound is a ___ wave?

  longitudinal
• sound needs ___ to travel?

  medium
• ability of a material to undergo temporary change?

  Elasticity
• sound travels more in ___ objects?

  elastic
• mass of material per unit of volume?

  Density
• the denser the material, the ___ the sound waves propagate?

  slower
• degrees of hotness or coldness?

  temperature
• transverse electromagnetic wave that can be seen by human?

  light
• light varies in?

  frequencies and wavelengths
• enumerate electromagnetic spectrum from decreasing to increasing order?

  gamma ray, x-ray, ultraviolet, infrared, microwave, radio
• what colors are highest to lowest in WAVELENGTHS?

  red, orange, yellow, green, blue, violet,
• what colors are highest to lowest in FREQUENCY?

  Violet, blue, green, yellow, orange, red
• liquid in glass thermometer was invented by?

  Grand duke tuscany ferdinand II
• energy transformed from one body to another?

  Heat
• equivalent of heat represented by J is?

  4.186 J
• Formula for Celsius?


  Fahrenheit - 32 (5/9)
• Formula for Fahrenheit?

  Celsius x 9/5 + 32
• shaking or vibration by movement along a fault?

  earthquake
• fracture or break in earth's crust where earthquakes are most likely to occur repeatedly?

  fault