Its a thermometer . i hope this helps you
Answer:
9.8 m/s2
Explanation:
In the first equation above, g is referred to as the acceleration of gravity. Its value is 9.8 m/s2 on Earth. That is to say, the acceleration of gravity on the surface of the earth at sea level is 9.8 m/s2.
Got it from the internet, hope it helps though ^^
Explanation:
100 CM = 1 m
45 CM = 45 / 100 = 0.45 m
hope it helps:)
I think the answer should be the last one. Magnets attract magnets with unlike poles and repel magnets with like poles