Fill in the blank with one of these words:
refraction, reflection, diffraction, or interference.
question: happens when a wavr passes from one medium to another at an angle.

Employers are required to provide guardrail, safety net, or personal fall protection systems to protect workers from falling off unprotected sides/edges of residential roofs that are feet or more above a lower level.

When making french onion soup, how do you prepare the onions? a. sweat and caramelize b. burn c. steam d. caramelize and add mayo e. add no stock.

Explain why you believe physician assisted suicide should or should not be legalized in more states across the us.