Shahyanav12307 Shahyanav12307

25-07-2021
Physics

contestada

A car travels first 10 km in 20 minutes and another 10 km in 30 minutes. What is the average speed of the car in m/s?

Respuesta :

musiclover10045 musiclover10045

25-07-2021

Total distance = 10 km + 10 km = 20 km

1 km = 1000 m

20km x 1000 = 20,000 m

Total time = 20 min. + 30 min. = 50 minutes

Average speed = Distance / time

Average speed = 20,000/50 min

Average speed = 400 m/s

Answer Link

Otras preguntas

Calculate 40^13 (mod85)

Is tossed four times and comes up heads all four times, the probability of heads on the fifth trial is?

Short-term memory is transferred to long-term memory via a process called:

When a sound wave moves through a medium such as air, the motion of the molecules of the medium is in what direction (with respect to the motion of the sound wa

A jeep and BMW enter a highway running east-west at the same exit heading in opposite directions. The jeep entered the highway 30 minutes before the BMW did, an

Which of these is a way to stay safe during exercise? A. Warm up first B. Stay hydrated C. Dress for the weather D. All of the above

Which is an example of a building block that helps form DNA? cytosine polypeptide ribose uracil

Find the domain of the following piecewise function

Which shows the expressions in the order they would appear on a number line from least to greatest? 4to the power of 3, square root of 40, square root of 13, sq

How does a coral reef environment follow the law of conservation of mass and the law of conservation of energy? It is said that only about 10% of stored energy