Answer:
when the ballon is hot it gets aired up biut when it is cold it loses air
Explanation:
Answer:
In the picture, it's shown that the energy from the sun and carbon dioxide is absorbed by plants through the leaf and is used for cooking food in plants. It is also shown that nutrients and water needed for the plant is absorbed through the roots of the plant. And it's also shown that cooking results in the formation of Glucose and Oxygen in which oxygen is released into the atmospehere and the glucose is stored in the plant for its own needs.
17) 2 - temperature is a measurement
18) 4 - the unit for energy
19) 1 - all others are measurement and stuff
20) 2
21) 4
29) 1 and 3 - energy is being added
Explanation:
6.02×1023 culture atoms have a mass of 63.5g. 12.0g. c +23.0g O2__44.0g CO2.(12.0+16.0+16.0=44.0g).1 mol 1 mol. 1 mol number molecules weight