Science peta Quarter 3

it is a part of electro magnetic spectrum

• light energy

• sound energy

• wave

• None of the above

Answer explanation

what can happen if light strucks an object?

• Reflected

• Absorbed

• Transmitted

• All of the above

Light passing through a glass

• opaque

• transluscent

• transparent

light passing through a sheer curtain

• opaque

• transluscent

• transparent

if we cook soup and wait for it to boil, this is_________

• Conduction

• Convection

• Radiation

Heat escaping the sun, what kind of method is this?

• conduction

• convection

• radiation

cooking eggs, this is an example of _______

• conduction

• convection

• radiation

when you rub a baloon on your head and your hair sticks to the baloon, this is charging by _______

• friction

• contactation

• induction

when you touch a doorknob and the charge from your hand transfers to the doorknob, this is and example if charging by _______

• friction

• contact

• induction

A charged balloon is brought near an electroscope but DOES NOT touch the electroscope.  This is an example of charging by _______

• Friction

• Contact

• Induction