Question

Can someone help me pleaseeeeee

Answer 1

a) 225 meters.

B) -2 °

Explanation:

a If it is moving 5 meters per second, then in one second it moves 5 meters, in 2 seconds it move 10 meters, in 3 seconds it move 15 minters.

So to find how much it moved in 454 seconds we would multiply 45 x 5 = 225

B) In 9 hours it cooled 18 degrees 18/9 = 2. This means that is cooled 2 degrees per hour.

Answer 2

a) 225 meters

b) -162°C

Explanation:

a) 5 meters per second for 45 seconds. 5*45 = 225 meters

b) cooled by 18°C per hour over a 9 hour period. -18*9 = -162°C