Question

1pt what are alkaline earth metals used for?
a. solar cells
b. jewelry
c. fireworks
d. insulation

Explanation:

Alkaline earth metals, such as calcium, strontium, and barium, are used in fireworks. When these metals are heated in a firework explosion, they emit characteristic colors. For example, strontium compounds produce a red color, and barium compounds produce a green color. Solar cells typically use materials like silicon. Jewelry often uses precious metals like gold, silver, or platinum. Insulation materials can be plastics, fiberglass, etc.

Answer:

C. fireworks