1. a metal spoon can be classified as which of the following

a)conductor
b)electric field
c)insulator
d)electric charge

2.which of the following describes why lighting rods are put on top of houses

a) insulating the house
b) conduct the lighting away from the house
c) reduce the amount of static discharge
d) reduce the loudness of thunder

Physics make-up packetname_cle14. an observer hears a sound with a frequency of 400 hz. if the speed of sound is 340 m/s,what is the wavelength of the sound? a. 0.85 mb. 1.2 mc. 2.75 m13.6 m15. as sound travels from steel into air, its speed decreases. if the frequency of the wavedoesn't change, what happens to its wavelength? a. it increases(b) it decreasesc. it remains the samed. there is not enough information given

Which changes of state do the labels represent? a: b: c:

Which of the following is not a part of the respiratory system? a. pharynx b. trachea c. pancreas d. larynx hurrim timed