1 A stopwatch is used to time a runner in a race. The diagrams show the stopwatch at the start and
at the end of a lap of the race.
0:50:10
V
1:40:10
start of lap
end of lap
How long did the runner take to finish the lap of the raco?
A 50.00 seconds
B 50.10 seconds
C90.00 seconds
D
100.10 seconds

the working equation for the angular size is the product of the physical size and 360 degrees divided by the product of two pi and distance from earth. the minimum size would be 0.559 degrees while the maximum size would be 0.49 degrees. 

neither accurate nor precise.

float.

archimedes' principle

denser than water sinks in water.

denser than mercury would sink in it

can u provide the graph and if its not possible

then i can tell u the segment where the

average time interval starts degrading is the segment where the car is slowing down