Final answer:
To sketch two styles of a product, design elements like color, form, and texture, along with principles like scale and balance, should be considered and applied. Feedback from others is crucial for refining the designs. Examples given include variations of a futuristic solar-powered bicycle with different aesthetic and functional features.
Step-by-step explanation:
To sketch two different styles of a product, you should consider various design elements such as color, form, line, shape, space, and texture, as well as the principles of design like scale, proportion, unity, variety, rhythm, and balance. For instance, imagine designing a futuristic solar-powered bicycle. The first version might showcase a sleek, aerodynamic shape with geometric lines that emphasize speed and efficiency, using a monochromatic color scheme to convey a modern aesthetic. Here, unity and variety can come through the use of similar shapes with subtle differences in size to avoid monotony. The use of bright, reflective colors could highlight the solar panels, serving as an emphasis in the design.
In a second iteration, the design could incorporate organic shapes for comfort and ergonomics, with a color palette that integrates vibrant hues to appeal to a younger demographic. You might experiment with balance, by ensuring the visual weight of design elements feels even, and with rhythm, through the repetition of patterned textures in the grip and seating areas to add a playful, tactile experience. Both designs should be reviewed by others, to receive feedback that can be used to refine and improve the product. A rough, hand-drawn sketch may be enough for this stage, and the feedback process may highlight issues of scale or proportion, leading to alterations in the size of components relative to the human body.