WorksheetsEnergy and fair testing
Total questions: 25
Worksheet time: 13mins
Energy is the ability to do _____
work
resting
sleeping
All moving things have __________ energy
potential
kinetic
heat
sound
stored form of energy is called _________
kinetic
heat
potential
mechanical
The type of heat transfer through solids is called ____
conduction
convection
radiation
The type of heat transfer that occurs in liquids and gases is _______
conduction
convection
radiation
The type of heat transfer that occurs in a vacuum is __
conduction
convection
radiation
The purpose of doing an investigation is the _____
aim
method
results
conclusion
A hypothesis is:
an aim
an intelligent guess
an observation
the method
All factors that affect the outcome of an investigation are the ______
results
variables
observations
The Independent variable is the only one factor that you:
change
measure
count
control
The dependent variable is a factor that you need to:
control
measure
keep unchanged
When heated, particles in a solid start:
moving around
vibrating
expanding
contracting
True or False? Hot air rises while cold air sinks.
True
False
Materials like plastic and rubber are:
good conductors
good insulators
Which one of the following materials is a good thermal (heat) conductor?
paper
plastic
copper
rubber
Which one of the following materials is a good insulator?
plastic
copper
iron
aluminium
The smallest particle that makes up all matter is the:
energy
atom
DNA
oxygen
The state of matter in which particles have fixed position is the:
gas
liquid
solid
True or false? Particles gain more kinetic energy when they are heated.
True
False
The type of energy found in food and fuel is:
the nuclear energy
the kinetic energy
the chemical energy
the sound energy
Which one of the following is a renewable source of energy?
wind
petroleum
coal
Nuclear
Which one of the following is a non-renewable source of energy?
wind
solar
coal
hydro (water)
True or false? All machines are 100% energy efficient.
True
False
All machines make this form of energy as the waste form of energy.
kinetic
mechanic
heat
nuclear
Which one of the following sources of energy is not used in NZ to make electricity?
Nuclear
Hydro
Wind
Solar
