Question 1 - A massless spring of spring constant 20 N/m is placed between two carts. Cart 1 has a mass M₁ = 5 kg and Cart 2 has a mass M₂ = 3.5 kg. The carts are pushed toward one another until the spring is compressed a distance 1.4 m. The carts are then released and the spring pushes them apart. …

Read more