A 5 kg block is attached to a horizontal spring. a) The springs constant is 400 N/m. If the spring is compressed 5 cm then released, what is its speed when it passes the equilibrium point? x=0 b) if the μ=0.2, how far will the block slide before it stops?

This is important. 1. which of the following is an si base unit for measuring length? (2 points) inch gram meter mole 2. which of the following units for distance is an si unit? (2 points) centimeter foot inch yard 3. which of the following tools should a scientist use to measure an object in meters? (2 points) electronic balance pan balance tape measure thermometer