hey b.o.t Which statement describes a characteristic of a vehicle’s body?(1 point)
Responses
It connects and carries the weight of the vehicle.
It connects and carries the weight of the vehicle.
It provides energy for the movement of the vehicle.
It provides energy for the movement of the vehicle.
It limits accessible space for the engine.
It limits accessible space for the engine.
It evenly distributes the weight of the vehicle.
It evenly distributes the weight of the vehicle.
27 answers
It evenly distributes the weight of the vehicle.
Which list shows terms from the most general to the most specific parts of a car?(1 point)
Responses
system, subsystem, component
system, subsystem, component
component, subsystem, system
component, subsystem, system
subsystem, system, component
subsystem, system, component
component, system, subsystem
Responses
system, subsystem, component
system, subsystem, component
component, subsystem, system
component, subsystem, system
subsystem, system, component
subsystem, system, component
component, system, subsystem
system, subsystem, component
The turn signal belongs to which subsystem of an automobile?(1 point)
Responses
control
control
fuel
fuel
transmission
transmission
suspension
Responses
control
control
fuel
fuel
transmission
transmission
suspension
control
Engines work by converting chemical energy into mechanical energy. What process do they use to do this?(1 point)
Responses
suspension
suspension
propulsion
propulsion
combustion
combustion
rotation
Responses
suspension
suspension
propulsion
propulsion
combustion
combustion
rotation
combustion
Which term best describes Styrofoam?(1 point)
Responses
synthetic material
synthetic material
raw material
raw material
metal mixture
metal mixture
nonmetal mixture
Responses
synthetic material
synthetic material
raw material
raw material
metal mixture
metal mixture
nonmetal mixture
synthetic material
Which statement explains how heat causes materials to expand?(1 point)
Responses
Lower temperatures increase the kinetic energy of the particles, which causes the particles to spread out.
Lower temperatures increase the kinetic energy of the particles, which causes the particles to spread out.
Higher temperatures increase the kinetic energy of the particles, which causes the particles to pack closely together.
Higher temperatures increase the kinetic energy of the particles, which causes the particles to pack closely together.
Higher temperatures increase the kinetic energy of the particles, which causes the particles to move more and take up more space.
Higher temperatures increase the kinetic energy of the particles, which causes the particles to move more and take up more space.
Lower temperatures decrease the kinetic energy of the particles, which causes the particles to move less and take up more space.
Responses
Lower temperatures increase the kinetic energy of the particles, which causes the particles to spread out.
Lower temperatures increase the kinetic energy of the particles, which causes the particles to spread out.
Higher temperatures increase the kinetic energy of the particles, which causes the particles to pack closely together.
Higher temperatures increase the kinetic energy of the particles, which causes the particles to pack closely together.
Higher temperatures increase the kinetic energy of the particles, which causes the particles to move more and take up more space.
Higher temperatures increase the kinetic energy of the particles, which causes the particles to move more and take up more space.
Lower temperatures decrease the kinetic energy of the particles, which causes the particles to move less and take up more space.
Higher temperatures increase the kinetic energy of the particles, which causes the particles to move more and take up more space.
Which statement about materials used as insulators and conductors is correct?(1 point)
Responses
Conductors allow for more electric current than insulators.
Conductors allow for more electric current than insulators.
Conductors prevent electricity from transferring between materials.
Conductors prevent electricity from transferring between materials.
Insulators are made to let electrons flow more easily.
Insulators are made to let electrons flow more easily.
Insulators can have a higher voltage than conductors.
Responses
Conductors allow for more electric current than insulators.
Conductors allow for more electric current than insulators.
Conductors prevent electricity from transferring between materials.
Conductors prevent electricity from transferring between materials.
Insulators are made to let electrons flow more easily.
Insulators are made to let electrons flow more easily.
Insulators can have a higher voltage than conductors.
Conductors allow for more electric current than insulators.
How does a light bulb function as a resistor?(1 point)
Responses
It blocks or decreases the electric current, changing the energy into the light it produces.
It blocks or decreases the electric current, changing the energy into the light it produces.
It passes the electric current through it, changing the energy into light.
It passes the electric current through it, changing the energy into light.
It amplifies or increases the electric current, changing the energy into the light it emits.
It amplifies or increases the electric current, changing the energy into the light it emits.
It functions as a closed loop in which energy passes from one end to the other, producing light along the way.
Responses
It blocks or decreases the electric current, changing the energy into the light it produces.
It blocks or decreases the electric current, changing the energy into the light it produces.
It passes the electric current through it, changing the energy into light.
It passes the electric current through it, changing the energy into light.
It amplifies or increases the electric current, changing the energy into the light it emits.
It amplifies or increases the electric current, changing the energy into the light it emits.
It functions as a closed loop in which energy passes from one end to the other, producing light along the way.
It blocks or decreases the electric current, changing the energy into the light it produces.
Which material listed would be the best choice as a conductor?(1 point)
Responses
rubber
rubber
salt water
salt water
gold
gold
Styrofoam
Responses
rubber
rubber
salt water
salt water
gold
gold
Styrofoam
gold
A contractor selects heavier trusses for a house, increasing the load that the walls must support. Which change will the contractor need to make to the design?(1 point)
Responses
increase the amount of insulation in the wall
increase the amount of insulation in the wall
increase the thickness of the wall material
increase the thickness of the wall material
increase the electrical wiring in the wall
increase the electrical wiring in the wall
increase the overall weight to the roof
increase the overall weight to the roof
Responses
increase the amount of insulation in the wall
increase the amount of insulation in the wall
increase the thickness of the wall material
increase the thickness of the wall material
increase the electrical wiring in the wall
increase the electrical wiring in the wall
increase the overall weight to the roof
increase the overall weight to the roof
increase the thickness of the wall material
Which term means “a charged atom that has either gained or lost a negative charge”?(1 point)
Responses
proton
proton
ion
ion
electron
electron
neutron
Responses
proton
proton
ion
ion
electron
electron
neutron
ion
Which method of transportation is most accessible in rural areas?(1 point)
Responses
maritime
maritime
air
air
road
road
rail
Responses
maritime
maritime
air
air
road
road
rail
road
Which vehicle subsystem has the function of carrying the weight of the vehicle and the passengers, as well as withstanding forces imposed by braking and accelerating?(1 point)
Responses
structural
structural
transmission
transmission
propulsion
propulsion
guidance
guidance
Responses
structural
structural
transmission
transmission
propulsion
propulsion
guidance
guidance
structural
Which subsystem of a car is responsible for making the ride less bumpy on a rough road?(1 point)
Responses
transmission
transmission
control
control
guidance
guidance
suspension
Responses
transmission
transmission
control
control
guidance
guidance
suspension
suspension
24 answers