Fundamental Science 2nd Qtr. Benchmark Review: Question Preview (ID: 23054)


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Which one of these is a chemical property?
a) shape b) reactivity c) volume d) density
A chemical change occurs whenever...
a) substances are mixed. b) hot objects melt. c) objects change shape. d) a new substance is formed.
Which one of the following is ONLY a physical change?
a) baking a cake b) dissolving salt in water c) burning a log d) digesting food
Which is true of a solid?
a) Particles move fastest and are farthest apart. b) Will spread to fill a container. c) Particles are just far enough apart to slide over one another. d) A definite shape and a definite volume.
Plasma is formed when...
a) an atoms nucleus is split. b) atoms bond with other atoms. c) particles of a substance slow down. d) electrons are stripped from atoms.
Viscosity measures the thickness of a ...
a) solid b) liquid c) gas d) plasma
A type of chemical reaction that takes in energy.
a) catalyst b) viscosity c) endothermic d) exothermic
Chemical reactions involve the breaking and forming of...
a) elements b) nuclei of atoms c) chemical bonds d) protons and neutrons
The type of energy transfer that is transferred through electromagnetic waves is...
a) conduction b) convection c) combustion d) radiation
The type of energy transfer that deals with physical contact is...
a) conduction b) convection c) combustion d) radiation
The type of energy transfer that deals with a heated fluid rising and sinking is...
a) condensation b) conduction c) convection d) radiation
The measure of how fast the particles in a substance are moving is...
a) heat b) conservation of energy c) potential energy d) temperature
The amount of energy it takes to raise the temperature of a substance by 1K is...
a) heat b) temperature c) equivalence d) specific heat
A generator converts mechanical energy into electrical energy by...
a) electromagnetic induction b) destructive interference c) generative efficiency d) constructive interference
Electricity is the form of energy created from the...
a) explosion of atoms b) absence of anti-electric electrons c) result of repelling protons and neutrons d) number and movement of electrons
An ion with a negative charge.
a) cation b) anion c) ino d) static
At absolute zero the particles of a substance have...
a) decreased speed b) no speed, not moving c) increased speed d) no specific heat
The measure of the pressure of an electric current.
a) current b) voltage c) ampere d) magnetism
Small areas of atoms in magnetic substances where groups of atoms are aligned like poles of a magnet.
a) current b) voltage c) ampere d) magnetic domains
In a parallel circuit, if one device is turned off...
a) all other devices will stay on. b) exchange the device for another. c) all other devices will also go off. d) change the voltage source.
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