Milliliters would be used to find the volume AKA amount of liquid
I think you should hold a stretch for 10-30 seconds
Three of the statements are true. 'D' is false.
Glass and rubber are excellent insulators, total duds as conductors.
Answer:
3.38 m/s
Explanation:
Mass of child = m₁ = 25
Initial speed of child = u₁ = 5 m/s
Initial speed of cart = u₂ = 0 m/s
Mass of cart = m₂ = 12 kg
Velocity of cart with child on top = v
This is a case of perfectly inelastic collision

Velocity of cart with child on top is 3.38 m/s