Chapter 1, Technology Interactions, Glencoe Online

Technology Interactions

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Technology Education - Technology Interactions

Chapter 15: Electricity and Electronics


	1.	An atom consists of a nucleus surrounded by a cloud of

		a.	electrons.
		b.	protons.
		c.	neutrons.
		d.	ions.


	2.	The law that states that like-charged particles tend to repel each other and unlike-charged particles attract each other is called

		a.	the law of potential.
		b.	the ionization law.
		c.	the law of charges.
		d.	Ohm's law.


	3.	The force that causes electrons to flow is

		a.	current.
		b.	electricity.
		c.	voltage.
		d.	a conductor.


	4.	The unit of measure for resistance is the

		a.	ion.
		b.	ampere.
		c.	ohm.
		d.	electromotive force.


	5.	When voltage is applied to a conductor, the current that moves through the conductor is directly proportional to the

		a.	resistance of the conductor.
		b.	applied voltage.
		c.	number of ohms.
		d.	size of the circuit.


	6.	A simple circuit consists of a power source, a conductor, and

		a.	electrodes.
		b.	a current.
		c.	resistance.
		d.	a load.


	7.	The type of circuit in which components are arranged in separate branches is the

		a.	series circuit.
		b.	open circuit.
		c.	closed circuit.
		d.	parallel circuit.


	8.	Electronics is the study of precisely controlling

		a.	electricity.
		b.	the flow of electrons.
		c.	the flow of current.
		d.	voltage levels.


	9.	In a combination n-type and p-type semiconductor, electrons flow from the n-type, which has too many electrons, to the p-type, which has too few, through a device known as a junction

		a.	diode.
		b.	amplifier.
		c.	emitter.
		d.	transistor.


	10.	When you turn on a transistor radio, the music you hear is the electronic system's

		a.	input.
		b.	control.
		c.	process.
		d.	output.