Answer:
A.Matter can change from one state to another if heated or cooled.
B.The difference is evaporation is a change from liquid to gas. ... Melting is similar to solidification because they both involve a part in being liquid and solid. They are different because melting is solid to liquid and solidification is liquid to solid.
Step-by-step explanation:
(4 + 2x)(6 + 2x) =
4(6 + 2x) + 2x(6 + 2x) =
24 + 8x + 12x + 4x^2 =
4x^2 + 20x + 24 <==
Answer:
$3,787
Step-by-step explanation:
frist find the amount of intrest
3,500 X 0.082 X 1 = 287
next add the oragial amount to the amount of intrest
3,500 + 287 = 3,787
Answer:
a. 90
b. 360
Step-by-step explanation:
The time taken by humming bird to flap its wings= 0.08 sec
by flying 7.2 seconds a typical giant hummingbird flap its wings
times
= 90 times
Since, A ruby-throated hummingbird can flap its wings 4 times faster than a giant hummingbird, it will flap its wings in every 0.02 sec
so in 7.2 seconds it will flap
times = 360 times