2b. [8 marks] Another student suggests that the relationship between t and h is of the form
t = k
where k is a constant.
To test whether or not the data support this relationship, a graph of t2 against 1/h is plotted
as shown below.
The best-fit line takes into account the uncertainties for all data points.

answer: option c.

explanation:

a) electrical > light, sound, and thermal< < < <

) the mechanical energy of the firefighter moving.< < < < a) electrical > light, sound, and thermal< < < <

c) both a and b.

the old price per ounce is c/4.

the new price per ounce is c/3.6.

the ratio of the old price to the new one is

(c/4)/(c/3.6) = (c/c)×(3.6/4) = 0.9 . . = 9/10 . . "nine tenths" in either form

a sonic boom is a loud boom that breaks the sound barrier

explanation: