Science 9: Test 7

What is the rate of charge flow?

• Voltage

• Power

• Current

• Resistance

What is the region of concentrated magnetism at the end of a magnet?

• Pole

• Magnetic field

• Line of flux

• Charge

What happens to resistance as the diameter of a conductor increases?

• Resistance increases

• Resistance decreases

• Resistance ceases

• Nothing changes

What process imparts electric charge at a distance without direct contact between objects?

• conduction

• induction

• contact

• reduction

What is the SI unit of current?

• volt

• ampere

• watt

• ohm

What is the SI unit of voltage?

• ampere

• watt

• volt

• ohm

What is the SI unit of resistance?

• ampere

• watt

• volt

• ohm

What is the SI unit of power?

• ampere

• volt

• watt

• ohm

What is the resistance of a magnet to being demagnetized by a magnetic field?

• coercivity

• curativity

• permeability

• resistance

What is a device that transforms electrical energy to another useful form of energy?

• Source

• Conductor

• Load

• Resistor