science help(electricity)

henny · Posted: Sun Oct 07, 2007 6:28 am Post subject: science help(electricity)

Good Day, Mr.Rolcam,

Can you pls help me below true or false as I'm not expert@all;-(

1) The circuit is complete when the wires form in a full loop around the power source and back again?

2)Materials that do not allow electricity to travel through them are conductors- my answer FALSE-Right answer is NON-CONDUCTORS

3)Switches are useful because the circuit can be controlled with them
TRUE?

4)Electricity from batteries keeps cars running and makes torches shine in the dark
TRUE?

5)Different types of meatls such as copper, aluminum & steel are used to make a wire
TRUE?

6)A battery has 2 ends -a positive terminal and a negative terminal.
TRUE

Thanks in advance and waiting from your confirmed reply soon!

ROLCAM · Posted: Mon Oct 08, 2007 7:49 am Post subject: TRUE OR FALSE ??

1) The circuit is complete when the wires form in a full loop around the power source and back again?

TRUE .

2)Materials that do not allow electricity to travel through them are conductors- my answer FALSE-Right answer is NON-CONDUCTORS

FALSE.

3)Switches are useful because the circuit can be controlled with them
TRUE?

TRUE.

4)Electricity from batteries keeps cars running and makes torches shine in the dark ?

TRUE.

5)Different types of metals such as copper, aluminum & steel are used to make a wire ?

TRUE.

6)A battery has 2 ends -a positive terminal and a negative terminal. ?

TRUE .
_________________
Roland Camilleri

Moderator

Sydney , Australia.

henny · Posted: Mon Oct 08, 2007 7:58 am Post subject: electrricity reply

Many thanks fro your kind efforts!