Select all the correct answers. Choose each statement that is scientific.
The universe's average temperature and rate of expansion support the idea that it began as one super-dense and hot mass 13.8 billion years ago.
Human life is more valuable than other forms of life on Earth because humans are more intelligent than other organisms.
Ocean tides are caused by the uneven gravitational pulls of the Moon and Sun on different parts of Earth.
The opinions of randomly selected participants in a survey prove the idea that global temperatures are not increasing on Earth.

it also supports my hypothesis. if you rest first you can squeeze the clothespin more times. from the data i collected the average of the eight people concluded exercise makes your muscles more fatigued and less able to squeeze the clothespin compared to resting before squeezing.

the potatoes have high sugar concentrations and although these potatoes were different we could seethe effects that their sugar concentrations had in different environments. for example, the potatoes in sample a, were placed in pure water. this created a hypertonic environment and caused the potatoes to draw in water from its surroundings. we saw the opposite happen with the potatoes in sample b when placed in the sodium chloride solution. the potatoes in this case were in a hypotonic solution and therefore lost water to their surroundings.

the answer is d. none of the above