Mineral a is purple. mineral b is black. both minerals leave the same color streak. which of the following statements is true? a. both minerals have the same true color. b. both minerals have identical physical properties. c. mineral a is made from different elements than mineral b. d. mineral b is a gem, but mineral a is a common mineral.

What acceleration is produced when a 3,000-n force acts on a 1,200-kg car? ignore the friction

What do you think was the long term impact of england victory

1. crust 1 the metallic layer at the earth's center 2. inner core 3 the firm layer between the crust and the asthenosphere 3. lower mantle 2 the layer surrounding the inner core 4. asthenosphere 4 the semi-solid layer between the top layer and the upper mantle 5. upper mantle 5 the layer between the asthenosphere and lower mantle 6. top layer 6 the earth's outermost layer 7. outer core 7 the hottest part of the mantle