1. a scientific hypothesis can become a theory if
a) the entire community accepts it
b) the hypothesis is tested extensively and competing hypothesis are eliminated
c) there are no other competing hypothesis
d) the hypothesis can be tested at least once
2) a preliminary untested explanation that tries to explain how or why things happen in the manner observed is a scientific
a) law
b) theory
c) fact
d) hypothesis

Predict the products butane (c4h10) + oxygen —>

The diagrams show objects’ gravitational pull toward each other. which statement describes the relationship between diagram x and y? gravity attracts only larger objects toward one another. gravity attracts larger objects only if they are close to one another. if the masses of the objects increase, then the force between them also increases. if distance between the objects increases, then the amount of force also increases.

When the speed of the bottle is 2 m/s, the average maximum height of the beanbag is m.