What type of sedimentary rock is formed from weathered particles of rocks and minerals? chemical sedimentary rock biochemical sedimentary rock intrusive sedimentary rock clastic sedimentary rock

The big bang theory suggest that the universe is about - 300 million years old - 4.6 billion years old - 30 billion years old - 13 billion years old

Why are some places regularly warmer or cooler than others in a given month

Which of the following is true about the introduction of a non-native species to an environment? (a) they usually adapt quickly so they can have a positive affect on the environment. (b) they can disrupt the environment and cause much damage and devastation to native species. (c) they usually become predators in a food chain and to keep prey populations under control. (d) because the native species are better-adapted to the environment, the non-native species always end up dying out.