Q.1
An 18-wheeler requires more time and distance to stop than a Mini-Cooper.
  • Law  of Inertia
  • Law of Force and Acceleration
  • Law  of Action-Reaction
Q.2
Newton's law of motion describes the relationship of force, mass, and acceleration. Write the equation.
  • M=F/A
  • F=MA
  • A= F/M
  • All of the above
Q.3
In a car accident, a passenger not wearing a seat belt may crash through a windshield because of his or her inertia.
  • False
  • True
Q.4
An object will remain at rest unless a balanced force acts upon it.
  • False
  • True
Q.5
If you increase the mass on an object, its acceleration
  • decreases
  • stays the same
  • also increases
  • stops
Q.6
________ are the starting substances in a chemical equation.
  • Reactants
  • Producer
  • Reaction
  • Products
Q.7
The law of conservation of mass states that ________
  • the total mass of reactants is more than the total mass of products
  • the mass of a chemical reaction is not constant
  • the mass of a chemical reaction remains constant
  • the total mass of reactants is less than the total mass of products
Q.8
The Law of Conservation of Mass States
  • Energy cannot be created nor destroyed, it can only change form.
  • Mass cannot be created nor destroyed, it can only change form.
  • Mass can be created or destroyed, it cannot change form.
Q.9
According to the Law of Conservation of Mass, what happens to the wood and oxygen when it is burned?
  • The wood disappears.
  • It stays the same chemically.
  • The atoms in the wood and oxygen rearrange and form smoke and ash.
  • Nothing.
Q.10
What do we call the chemicals that result from a chemical reaction?
  • reactants
  • products
  • subscripts
  • coefficients
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