Use the term sea floor spreading to explain how a mid oceanic ridge forms.

Select all the true statements about the cosmic microwave background radiation

Which statement is true about the cell theory? a) it is well-supported by evidence. b) it is unchangeable and permanent.

According to piaget, children have acquired the cognitive skill of conservation when they're able to a. understand that six ounces of liquid in a jar and six ounces in an elongated tube are equal. b. understand the viewpoint of other people. c. relate objects around them to their own needs. d. realize that the term heavy describes an object one way and the term big describes it another way. it is not b nor c. did this 2 x wrong..