Need Help ASAP). Waves Math Exploration: Question 1 - 10. ( I posted a picture of questions 1 - 6. ( Question 7 - What is the wavelength of a sound wave that has a speed of 340 m/s and a frequency of 880 Hz? ( Question 8 - What is the wavelength of a sound wave that has a speed of 250 m/s and a frequency of 400 Hz? ( Question 9 - What is the wave speed of a wave that has a frequency of 50 Hz and a wavelength of 2.0 m? ( Question 10 - What is the wave speed of a wave that has a frequency of 100 Hz and a wavelength of 0.50 m? ( Will Mark Brainliest).

The fruit of a certain plant is sweet and fleshy. the seeds of this plant have a seed coat that is fairly tough. the seeds germinate better if they are exposed to acid, or scarification. what is the most likely type of dispersal for this seed? water animal wind

Aresearcher designed an investigation to test what effect eating different types of food would have on blood insulin levels. she selected 10 male subjects who were all 25 years of age and in good health. the experiment took place over 3 days. at 8: 00 a.m. on each day, the subjects ate a meal consisting of only 1 type of food. they had their blood insulin levels measured after consuming the meal. on day 1 they ate a high fat diet, on day 2 they ate a high protein diet, and on day 3 they ate a high sugar diel what is the independent variable in this experiment? a the age of the subjects b the blood insulin level c the type of food consumed d the time of day the meal was consumed

What happens during the experiment stage of the scientific method