Moving down in a group, the electronegativity decreases due to an increase in the distance between the nucleus and the valence electron shell, thereby decreasing the attraction, making the atom have less of an attraction for electrons or protons.
Solar flares form when prominences connect I think
Answer:
Physical Change
Explanation:
The bush is changing shapes, not changing what it is.
Chemical changes only happen when the object changes form. Color is a physical property because you're not changing the object that you have, compressibility is also a physical property because you still have the same substance before and sfter, malleability again is another physical. Heat of combustion is physical, when you burn things it changes the substance. :)
Chloroplast, its where photosynthesis happens and the cell wall which only plants fungi and bacteria have.
