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Worksheetsscience quiz
Total questions: 10
Worksheet time: 5mins
which of these surfaces is best at radiating heat?
black
blue
red
white
which of these surfaces is best at absorbing heat?
black
blue
red
white
A vacuum flask is able to keep a cold liquid cold because it
decrease the rate at which heat flows into the liquid
decrease the rate at which heat flows out of the liquid
increase the rate at which heat flows into the liquid
increase the rate at which heat flows out of the liquid
plants grows better in a greenhouse in early spring because
heat from the sun warms the inside of the greenhouse
seeds germinate in the spring
the greenhouse stops too much heat getting to the plants
the young plants are sheltered from the rain
heat energy is measured in
degrees
joules
newtons
pascals
which of these does the kinetic theory NOT explain
condensing of steam
evaporating of water
heat coming from the sun
melting of ice
what happens when one end of a metal bar is heated
molecules at the heated end move as fast as at the other end
molecules at the heated end move faster than the other end
molecules at the heated end moves more slowly than at the other end
molecules at the heated end move towards the other end
what is the name of the continuous circulating stream of water set up inside a kettle when it is heated
charging current
combustion current
conduction current
convection current
_____ is the transfer of energy from higher temperature object to lower temperature objects
Heat
unit
touch
kelvin
the theory that states the more energy particles have, the faster they move
kinetic theory
energetic theory
particle theory
Celsius theory
