they act as sunshades from the sun intensity, and filters
There must be movement in the same direction as the force put on the object. Hope this helps!
Answer:
Synthetic polymers are lightweight
Explanation: took the test
Answer: 
Explanation:
The quantity of heat required to raise the temperature of a substance by one degree Celsius is called the specific heat capacity.

Q = Heat absorbed=
Joules
m= mass of copper = 454 g
c = specific heat capacity = 
Initial temperature of the copper =
= 23.0°C
Final temperature of the water =
= ?
Change in temperature ,
Putting in the values, we get:


The final temperature of copper will be 
Answer:
use hot water
Explanation:
hot water helps dissolve things faster