Answer:
they are producers and they have means to keep themselves warm
Explanation:
I took test and saw answer.
Answer:
A scientific theory is a widely accepted belief on why something happens in the natural world while a scientific law is proven to a fact that shows what happens.
Explanation:
Answer:
changing shape under heat and pressuremelting completely, then cooling
Explanation:
Explanation:
magnesium Hydroxide + Hydrochloric react together and give us magnesium chloride + water
Answer:
Final temperature = 
Explanation:
Given that,
Heat added, Q = 250 J
Mass, m = 30 g
Initial temperature, T₁ = 22°C
The Specific heat of Cu= 0.387 J/g °C
We know that, heat added due to the change in temperature is given by :

Put all the values,

So, the final temperature is equal to
.