Which of the following types of models is usually in the form of a drawing, graph, or equation?
a idea model
b. physical model
c. computer model
d none of the above
select the best answer from the choices provided

Which feature indicates that mars resides in the inner region of the solar system

Ahot-air balloon is 11.0 m above the ground and rising at a speed of 7.00 m/s. a ball is thrown horizontally from the balloon basket at a speed of 9.00 m/s. ignore friction and air resistance and find the speed of the ball when it strikes the ground.

Ais a machine that makes work easier when a single force is applied. a simple machine b compound machine c endangered machine d complex machine