Why are scientific explanations subject to change? A)
Scientists always need better technology.
B)
Scientific explanations are only a best guess.
C)
New scientific explanations are always better than old explanations.
D)
Scientific explanations are based on new observations and making sense
out of those observations

Beth’s hygrometer is reading a temperature of 30 c and a relative humidity of 65%. the humidity in the air is?

Asolution of an enzyme and a substrate was placed in a water bath and the temperature of the reaction was raised gradually. the graph shown was plotted at the end of the experiment. what can be concluded from the graph? a) temperature has no effect on the activity of the enzyme. b) the effect of temperature on the enzyme is unpredictable. c) the enzyme shows increased activity up to a certain temperature. d) the activity of the enzyme is inversely proportional to the temperature.

The same agricultural practices are used in every country of the world. select the best answer from the choices provided t f