A spanner is an example of:
1 wedge
2 screw
3 wheel and axle
4 pulley

Use the table to answer question 22 23 and 24.

Amira pulls a 3 pound wagon 4 feet. how much work has she done?

One soccer player (a) is moving at 4 km/h when she kicks the ball while another soccer player (b) is moving at 8 km/h. what statement accurately compares their kinetic energy if they have the same mass? a) both soccer players have the same kinetic energy. b) player b has twice the kinetic energy of player a. c) player b has four times the kinetic energy of player a. d) their kinetic energy can't be compared without knowing their mass.