Lead is often used to block out radiation
answer: Surface water in nearby areas can become polluted.
Explanation:
Answer:
first choose which ones that u think is best it may be wrong
Explanation: next time add description please so that i can see
When it is summer in the Northern Hemisphere, it is winter in the Southern Hemisphere. It could be A I’m not sure if this helps.
Answer:
2S +3O2 =2SO3
Explanation:
2 at the front of sulphur is to equalize the 2 put in SO3.