The substance is substrate
Living things in the environment such as plants, animals, and bacteria are biotic factors. Biotic factors also include once-living parts such as dead leaves on the forest floor. Abiotic factors are nonliving aspects of the environment such as sunlight, temperature and water. One important abiotic factor is soil.
Answer:
Explanation:1. Fossil and other evidence indicates that the first major innovation in hominid evolution was: ______
a. increased brain size b. tool making c. material culture d. bipedal locomotion
Answer:
They are made of mostly rock
Explanation:
A terrestrial planet, telluric planet, or rocky planet is a planet that is composed primarily of silicate rocks or metals. Within the Solar System, the terrestrial planets are the inner planets closest to the Sun, i.e. Mercury, Venus, Earth, and Mars.