Explanation:
Blue stars are the hottest
Answer: 878 kJ of energy is there in cheeseburger
Explanation:
Given : calorific value of fat = 38kJ/g
calorific value of carbohydrate = 17 kJ/g
calorific value of protein = 17kJ/g
1 g of fat contains energy = 38 kJ
7.0 g of fat contains energy =
1 g of carbohydrate contains energy = 17 kJ
25 g of fat contains energy =
1 g of protein contains energy = 17 kJ
11 g of protein contains energy =
Total energy = (266+425+187) kJ = 878 kJ
5: water cycle
6: use the image to help you:
Second page
BTB also known as Bromothymol blue (
1: Carbon Transfer through Snails, Bromothymol blue (BTB) is an indicator that turns yellow in the presence of carbon dioxide.
Meaning the snails produced carbon dioxide by breathing
2: The plant Elodea didnt produce any carbon dioxide beceause it needs to go threw photosynthesis
3: im unsure of this one
4: this im unsure of as well
im sorry im unable to answer number 3 and 4 but i hope the rest helps!!
B) some planets revolve backwards