By determining the density of the object
Answer:
Gas
Explanation:
Gas has no definite shape and all.
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The answer is (D)
Composting helps in manufacturing of manure which is very very healthy for the plants.
Reusing , reusing plastic bags can be helpful for the environment
Recycling , can be used to convert plastic into other useful substance , which is an advantage for the environment.
Incinerating is the process of burning waste materials , due to this , there is a smoke emission which is very harmful for the environment.
Answer:
Reviewing other studies is what you should do.
