A train with a mass of 25000 kg increases it's speed from 10 m/s to 25 m/s in 20 seconds. assume that the acceleration is constant and that you can neglect friction

what is the acceleration of the train

What does the mom have phases?

Which description explains the flow of heat? from cold to hot from hot to cold from cool to warm from cold to warm

How is chemical activity used to separate copper from its ore?

What is kinetic energy of a 30 kg child running at 7mph

What are some 5th grade science words that start with y

What career has to do with one of these listed ... fossil fuels, nuclear energy, biomass, hydropower, solar energy, geothermal energy, or wind energy.

An object is suspended from the ceiling with two wires that make an angle of 40° with the ceiling. The weight of the body is 150 N. What is the tension in each wire? 41.6 newtons 82.3 newtons 150 newtons 117 newtons

What is the value of 9682 when rounded to three significant figures

Why do atoms move at different speeds depending on wether they are liquids or solids

What are the arrangement of resistors in series