Lien uses a spring scale to pull a block toward the right across the lab table. the scale reads 8 n. which force should lien conclude is also 8 n? the downward force of gravity on the block the upward force of the table on the block the force to the left of the block on the spring scale the force to the right of the block on the table

Anonzero net force acts on a particle and does work. which one of the following statements is true? the kinetic energy of the particle changes, but the speed of the particle does not change. the kinetic energy of the particle does not change, but the speed of the particle does change. the kinetic energy of the particle changes, but the velocity of the particle does not change. the kinetic energy and the speed of the particle change, but the velocity of the particle does not change. the kinetic energy, speed, and velocity of the particle change.