Question 2 2. what cause the rusting iron nails or iron made materials in a wet Cloth?
A. presence of heat
B. absence of heat
C. presence of oxygen
D. absence of oxygen

Ineed extreme for task 2. my student number is 571721. many to whoever solves this correctly, im in debt to you.

Which statement is best supported by the information in the chart? wave y is moving the fastest. wave x is moving the fastest. all of the waves are moving at the same speed. all of the waves have the same value of wavelengths per second.

The necleus of an atom is made up of what subatomic particles?