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WorksheetsScience Quiz
Total questions: 60
Worksheet time: 1hrs 18mins
What is energy?
moving energy
stored energy
renewable energy
The ability to do work.
What is kinetic energy?
moving energy
potential energy
stored energy
renewable energy
Which is NOT a non-renewable energy source?
coal
oil
wind
gas
What does it mean to extract an energy resource?
to clean
to move
to sell
to gather
What is given off from energy?
water
heat
smoke
ash
Click all of the things that are non-renewable energy sources.
oil
gas
coal
water
Which of these is a source of light?
Identify the natural sources of light
This insect is a natural source of light. Can you tell what insect it is?
Mosquito
Dragon fly
Fire fly
Beetle
Which one of these is the most important source of light on earth?
Which of these is a source of light?
A firefly
A drinking glass
Trees
The whiteboard
Which of the following explains why the pencil looks different under water?
Light is reflected at an angle
Light is refracted at an angle
The wavelength of light increases
None of the above
___________ is a form of energy that we can see with our eyes.
shadow
light
energy
refraction
Opaque objects means...
No light passes through it
All light passes through it
Some light passes through it
None of the above
Transparent objects means...
No light passes through it
All light passes through it
Some light passes through it
None of the above
Translucent objects means...
No light passes through it
All light passes through it
Some light passes through it
None of the above
____________________ is formed when an opaque material blocks the source of light.
Transparent
Shadow
Photon
Visibility
If you rub a balloon on your hair, it will stick to a wall.
Which of these objects develops a negative charge because of this rubbing action?
wall
your hair
your hands
balloon
Tasha made this model. In her model the bulb is not lit.
Which of these statements best explains why the bulb is not lit?
The wires are connected to the wrong battery terminals.
The bulb is burned out.
The switch is open.
A wire is missing.
Eileen tried each of these setups to make a working circuit.
In which setup would the bulb light?
Setup A
Setup B
Setup C
Setup D
Alicia turned on a light switch. What does turning a switch on do?
open a circuit, allowing electricity to flow
close a circuit, allowing electricity to flow
open a circuit, stopping electricity from flowing
Close a circuit, stopping electricity from flowing
Adam made a circuit. His light bulb did not light up. Which of these could NOT be the cause?
open switch
dead battery
closed circuit
loose connection
Francisco is doing an experiment to see what materials complete a circuit. Which activity will NOT be part of his experiment?
recording observations
gathering opinions
interpreting data
making a plan
Ashley is classifying some objects as conductors or insulators. What is the difference between conductors and insulators?
A conductor allows electrical current to flow through it easily, while an insulator does not.
An insulator allows electrical current to move through it easily, while a conductor does not.
A conductor has a static charge, while an insulator does not.
An insulator is a metal, while a conductor is not a metal.
Annie classified some materials as insulators or as conductors. Which of the following materials did she list in the wrong column?
air
glass
rubber
saltwater
Mariella knows that copper is a good conductor of electricity. Why might a gold coin also be a good conductor?
It is also a metal.
It has a shiny surface.
It resists current flow.
It bends easily.
Kala wants to make a simple circuit with a battery, a lightbulb, and a switch. She connects the lightbulb to the switch with one wire, and the batter with another wire, as shown in the picture.
To have the lightbulb turn on, Kala must do one last step before closing the switch. Which step must she do?
Add a wire connecting point A to point D.
Add a wire connecting point A to point B.
Add a wire connecting point C to point A.
Add a wire connecting point D to point B.
the purpose of earthing on electrical equipment is to
allow the appliance to work properly
to reduce the voltage to an acceptable level
to prevent you getting an electrical shock
increase the efficiency of the appliance
the correct fire extinguisher for an electrical fire would be
Water
Foam
CO2
Dry Powder
A safety sign that warns you of an electrical hazard would be coloured
white with red border
yellow with black border
blue and white
green and white
What is electricity?
Solid mass
The movement of free electrons between atoms
The movement of atoms within an object
Movement within the nucleus of an atom
What does 'electrocution' mean?
Any accident involving electricity
Exposed to electrical current
Killed by electrical shock
Received a mild electrical shock
Which of the following is a safe practice?
Holding fingers on switch button while carrying a plugged-in tool
Yanking cord to disconnect plug from outlet
Carrying power tool by the cord
Keeping cords away from heat, oil, and sharp edges
What is the main hazard associated with damaged or bare wires?
Explosion
Electrical burns
Electrical shock
Fire hazard
What does 'insulation' mean in the context of electrical wiring?
It is a protective coating that prevents electricity from escaping the wire
It is a type of wire used in high voltage applications
It is a device used to measure the flow of electricity
It is a method of connecting two wires together
What does 'conductor' mean in the context of electricity?
A device used to measure the flow of electricity
A material that allows electricity to flow through it easily
A protective coating that prevents electricity from escaping
A method of connecting two wires together
When using electrical power tools, one should
inspect the tools before use
test the battery
use protective gloves
sharpen screwdriver tips
Water is given off through the leaves as water vapor.
evaporation
transpiration
condensation
precipatation
Water that falls to Earth as rain, snow, sleet, or hail.
evaporation
transpiration
condensation
precipitation
Plants using water, carbon dioxide, and energy to make food.
evaporation
photosynthesis
water cycle
transpiration
Which of these is NOT a source of light?
Fire
Smartphones
Lightbulbs
A mirror
The bending of light is called ______________
Refraction
Illumination
Translucent
None of the above
Dull and dark surfaces do not reflect light very well.
True
False
