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WorksheetsGeneral Science Pretest
Total questions: 20
Worksheet time: 26mins
Materials that allow energy to flow through them are called
Insulators
Semiconductors
Conductors
None of the above
the energy an object has due to its motion
potential
kinetic
What SI unit is used to measure length?
meters
liters
centimeters
kilograms
The y-axis in a graph is the
dependent variable.
independent variable.
vertical axis.
horizontal axis.
What is weight?
The magnetic force acting on the body
The electric force acting on the body
The gravity acting on the body
The gravitational force acting on the body
An electron is
positively charged
neutral
negatively charged
atomic number is
the number of protons
the number of electrons
the number of neutrons
the location of an atom on the periodic table
An elements is
a substance that cannot be split into simpler substances
a substance that can be split into simpler substances
A molecule is
a singular particle of a particular element
another name for an element
2 or more atoms that are combined
The type of reaction that releases energy as heat is called
endothermic
exothermic
respiration
photosynthesis
The 'conservation of mass' theory tells us when a chemical reaction occurs in a closed system
there will be no change in mass
there will be a change in mass as it cannot be directly weighed and may dissipate
