What effect can a force have on an object?

Force is a fundamental concept in physics that can result in several significant effects on an object. When a force is applied to an object, it can cause a change in its motion, such as starting it from rest, stopping it, speeding it up, slowing it down, or changing its direction of travel. Additionally, a force can alter the shape of objects, particularly those that are deformable, such as rubber or clay.

For example, when pressure is applied to a soft material, it compresses and changes shape. In contrast, the other choices presented do not represent primary effects of a force. While a force can indirectly affect temperature through friction or other interactions, and can also change an object's color if damage occurs, these are not the primary outcomes attributed to the application of a force in classical mechanics terms. Thus, the correct answer focuses on the core behaviors of objects influenced by forces, highlighting changes in motion, direction, and shape as the key effects.