Answer:
the answer is 1 sir BC i t is BC it is BC its 2
The atmosphere protects us and what is on earth from the suns rays and also harmful radiation. It's kind of like a barrier between the sun's direct rays and earth. <span />
Answer/Explanation:
Wood: E
Freshly brewed black coffee: O
Water: O
Lucky Charms: E
Salt: O
Dirt: E
Sausage and mushroom pizza: E
Air: O
Milk: O
Gold: O
Any mixture that looks the same through the substance is homogenous. The different parts are unable to be visibly seen. (Any periodic element is homogenous)
Any mixture that can be easily determined a mix and cannot be evenly separated or dispersed is heterogenous.
The answer is rubidium -91 because it takes a shorter time of 58.4 seconds to become stable.
