All the letters that are the same. LL, hh, aa, TT, GG,OO,EE,vv,dd,yy,zz,AA
Velocity is a vector quantity which means it has both magnitude and direction means in order to calculate it another vector quantity is used which is displacement on the other hand speed is a scalar quantity.
The planet would be Neptune and Earth's average time is 365.2 days aka a full year (1 year).
Carbohydrates
Because they r known as energy giving food
The answer is B, pollution releases because it negatively affects the environment