elizabethaguilarpaxt elizabethaguilarpaxt

13-09-2021
Physics

contestada

If the distance travelled by a train is 495 km in 4 hours 30 minutes, what is its speed

Respuesta :

ojousamauchiha ojousamauchiha

13-09-2021

Answer:

speed = distance / time

Explanation:

speed = 495 km /4.5 hours

=110 km /h

Answer Link

alcohen2006 alcohen2006

13-09-2021

We don't know what its actual speed was at any moment during that time.

But its AVERAGE speed over the whole 495 km was (495 km)/(4.5 hr) = 110 km//hr.

Answer Link

Otras preguntas

Author says that the discovery of zero is a great cultural accomplishment. critical summary paraphrase direct quotation

Maggots coming from rotting meat is an example of

If you are moving π /6 radians per second, how long will it take you to make one full revolution?

suffix:affix::dialect: _____

Read the following historical perspectives from two modern-day historians. Which of the following explains why Historian A mentions the issue of slavery while H

Simplify: (2.4)(a – 0.2b + 3.5c)

Each incomplete reaction is a neutralization reaction. Match each equation with the salt formed. 1. H2SO4 + 2NH4OH → ? Reaction ___ : Na2CO3 2. 2NaOH + H2CO3 →

For what value of x would the expression below be undefined? 2x − 15 x + 9

Your patient is in mild respiratory? distress, is breathing? normally, and has no signs of shock. the appropriate oxygen delivery device would be? a

There are four unknown compounds that are labeled W, X, Y, and Z. Only substance Y is soluble in water. Compound Y could be 1)iron oxide. 2)zinc hydroxide. 3)po