In which stage of the design process does the designer conduct an alpha test? A. Identify the need or problem.
B. Research the problem.
C. Design a solution.
D. Build the prototype.

The energy applied to cause vibration can be in the form of air pressure a stick, bow, or electricity. true or fasle

In what region of the united states were totem poles common forms of native american art

& hurry! i need this done by 3: 00 pm! changes in artists' art brought about by the inventions of automobiles and trains shows that society influences what? brainliest whoever gets it correct!