In 1533, Portuguese sailors released goats to graze on the grasses on the island of St. Helena in the South Atlantic in order to serve as a food source for sailors on passing ships. A few years later goats were plentiful, but many of the native plants and animals no longer inhabited the island. Which of the following is the most likely cause for the disappearance of the plants and animals?

What makes the results of a scientific experiment accurate? a) having multiple trials b) lacking any supporting data c) working in a lab d) using a hypothesis that is always true

Aperson with age is more likely to catch diseases that healthy people usually don’t catch.what are these infections called?

(select all the correct choose each statement that is scientific. - the opinions of randomly selected participants in a survey prove the idea that global temperatures are not increasing on earth. - the universe's average temperature and rate of expansion support the idea that it began as one super-dense and hot mass 13.8 billion years ago. - ocean tides are caused by the uneven gravitational pulls of the moon and sun on different parts of earth. - human life is more valuable than other forms of life on earth because humans are more intelligent than other organisms.