Q: What is a combination of two or more substances in any proportions called? Choices: - Combination - structure - mix - mixture A:
mixture

Q: What appears in autumn when cool air moves over a warm lake? Choices: - misty fog - feature fog - movement fog - steam fog A:
steam fog

Q: The zeros at the end of a number are known as what? Choices: - rest zeros - edge zeros - remaining zeros - trailing zeros A:
trailing zeros