Answer:
We have rocks from the Moon (brought back), meteorites, and rocks that we know came from Mars. We can then use radioactive age dating in order to date the ages of the surfaces (when the rocks first formed, i.e. when the lava cooled and crystallized). We also have meteorites from asteroids and can date them, too.
Explanation:
Have a great day <3
 
        
             
        
        
        
Answer:
Any pet that isn't dangerous (ex: snake isn't the best idea) and can be taken care of by a child. So, a fish would be good because it doesn't need to be walked and doesn't need much attention, just to be fed, which the child can do safely. So just make a list of other easy pets like that :)
Explanation:
Hope this helps!
 
        
             
        
        
        
The two types of succession are primary and secondary. <span> Primary succession is the series of changes that occur on an entirely new habitat which has never been colonized before, while secondary occurs on places that have already been colonized before.</span>
        
             
        
        
        
It's the last one it's featured causing it to produce nothing at 70°c