Answer:
Blue light changes as it travels from diamond into crown glass at its speed increases.
Explanation:
<span>Actually modern innovation is big and fully networked all over the world in a high class technology generated world, which inturn surely creates a massive job creations in the form of multinational companies jobs and local companies jobs, which has big and major effect on almost all round, surely which is also the next future for sure.</span>
Answer:
16 km/h
Explanation:
The relay stick would have the same velocity relative to Ingrid as the velocity she threw it because she threw it while running 9 km/h and the question asks for how fast it is moving RELATIVE to Ingrid, who also started off moving at 9 km/h.
Sorry if explanation is bad, this one was a bit of head scratcher for me to wrap my head around ig.
Helmet
(Tried my best) gloves are things weared for to protect the hands. The same goes for the head, helmet is to protect our head
