Answer:
The correct answer is - crystal form (external shape).
Explanation:
Physical properties are used for the identification of the minerals that include specific gravity, streak, texture, luster color, hardness, cleavage, and crystal form.
The most common physical property of the minerals in crystal form or external shape of the mineral. This is the property of the mineral that gives an idea about the homogenous possessing a 3-D internal order.
Answer:
The correct answer is chemical energy from broken bonds is transformed into mechanical energy.
Explanation:
Muscle contraction need energy in form of ATP.ATP contain 2 high energized phosphoanhydride bonds.
The hydrolysis of phosphoanhydride bonds releases chemical energy which is transformed into mechanical energy for helping the muscles to move.
The best answer to the question above would be letter d. The sentence presented which is 'Researchers helped further the biological perspective when they demonstrated that electrical stimulation of the brain could evoke emotional responses in animals.' demonstrates how new discoveries can influence perspectives.
Answer: I believe the answer is D because I know that you can't kill a eagle in the U.S. because it is a protected species.