In 5 seconds a car moving in a straight line increases its speed from 50 km/h to 65 km/h, while a truck goes from rest to 15
km/h in a straight line. Which undergoes greater aceleration?
What is the acceleration of each vehicle

The car and truck both increase their speed by 15 km/h during the same time interval, so their acceleration is the same.

Explanation:

because the track and the car moved same speed there their acceleration will be the same

b.a device that inputs heat into a cool object

which piece of furniture will have the most inertia and give the furniture movers the most difficulty in moving?  

answer

a 75kg dining table