<span>the spiral arms of the milky way was made of: D. younger stars and gaseous nebulae
The spiral arms of the mily way was organized into four spiral arms, and since it was made of younger stars and gaseous nebulae, Spiral arms typically contain a higher density of interstellar gas and dust than the Galactic average as well as a greater concentration of star formation</span>
False
mountains form from collision of earths plates
Answer:
Part of a train timetable is shown.
Aberystwyth
Shrewsbury
Birmingham
08 30
10 17
12 30
14 19
13 55
16 05
17 20
a)
Bob catches the 12 30 train from Aberystwyth. He arrives in Shrewsbury 8 minutes late. What time does he arrive in Shrewsbury?
b) How long is Bob's journey from Aberystwyth to Shrewsbury? Give your answer in minutes.
minutes
11 30
15 30
Judy catches the 12 30 train from Aberystwyth.
She arrives in Shrewsbury on time.
She attends a job interview.
She gets back to Shrewsbury station 1 hour and 50 minutes later. Is she back in time to catch the 16 05 train to Birmingham?
You must show your working.
