Resistance

Resistance is measured in ___. 

• watts. 
• amps.
• ohms.

the tendency for a material to oppose the flow of electrons

• current
• circuit
• resistance
• difference

Which one, top or bottom, offers more resistance?

• top

• bottom

• neither

The unit to measure the resistivity of a wire is 

• ohms
• Volt 
• ohms.m
• ohms.s

Materials that have a high electrical resistance

• less length
• less tempareture 
• more thickness 
• less cross sectional area

the current in the conductor

• R1=R2

• R1 > R2

• R2 > R1

• NONE OF THE ABOVE

Tags

NGSS.HS-PS2-5

the  resistance of the two conductor 

• R2 > R3
• R2 = R3
• R2 < R3
• NONE OF THE ABOVE 

The conductor with higher temperature 

• high resistance 
• low resistance 
• same resistance 
• it does not affect the resistance 

The resistance of a piece of wire does not depend on _________________.

• wire material

• wire mass

• wire length

• wire cross sectional area

If the resistance remains the same in a circuit but the current increases, what happened to the voltage?

• increases

• decreases

• remains the same

• unknown