Which climate has subclimates with humid summers as well as subclimates with long, bitterly cold winters? polar
tropical rainy
temperate marine
temperate continental

For each of the following types of reactions, write a general reaction formula in the symbolic form—for example, a + b → ab. single-displacement double-displacement synthesis decomposition

Zoe is investigating the composition of substance a, an unknown substance. using chemical processes, she analyzes substance a and determines it is composed of sodium, oxygen, and hydrogen atoms in a ratio of 1 : 1 : 1. what is substance a? a. a compound b. an element c. a heterogeneous mixture d. a homogeneous mixture

What term is missing from the central region that describes hypotheses, theories, and laws? popular predictable mathematical falsifiable