Questions asked
. Why can a diffraction grating be used as a spectrometer? a. The grating will disperse light like a prism. b. Different slit widths in the grating will separate out different colours of light. c. Different colours of light have different indexes of refraction. d. The angles at which the maxima occur have a precise relation to the wavelength of the light.
Consider the following reactions: $$ATP \rightarrow ADP + P_i$$ $$\Delta G^{\circ'} = -32 \text{ kJ/mol}$$ $$Glucose-6-phosphate \rightarrow Glucose + P_i$$ $$\Delta G^{\circ'} = -15 \text{ kJ/mol}$$ $$Glucose + ATP \rightarrow Glucose-6-phosphate + ADP$$ $$\Delta G^{\circ'} = ?$$ What will be the $$\Delta G'$$ for the final reaction? +17 kJ/mol +47 kJ/mol -47 kJ/mol -17 kJ/mol
Now “connect” the two spheres with a wire. There will be a flow of charge through the wire until equilibrium is established. Of the following elements, identify all that correspond to an equipotential line or surface. What is the charge q1 on sphere #1?
Question 13 (2 points) ? Saved Cells from the motor cortex are also called ____ motor neurons. motion super upper lower
You survey another population and find the following genotype frequencies: AA: 400 Aa: 200 aa:400. You note that the population is not in Hardy Weinberg equilibrium and propose that natural selection explains the observed imbalance in the genotype frequencies. If your hypothesis is correct what type of natural selection is causing this imbalance? Overdominance Underdominance Directional Selection
true or false In planarians, the pharynx functions to take up food and also secrete waste.
Catherine is at a crowded baseball game when she loses track of her son, Nick. Despite the loud cheering and noise of the crowd, she can pinpoint his location when he calls for her because she can distinguish the sound of his voice from all the other voices. This illustrates ________ theory. Question 2 options: A. absolute threshold B. just noticeable difference C. sensory adaptation D. signal detection
If the price of product B falls, and B is in competitive supply with A. Then, Supply of A increases True False
According to Erikson, trust is key to establishing a basic sense of trust in infants.
Let s = f(t) give an object's height, in feet, above the ground t seconds after it is thrown. After 3 seconds, the object's height is 101 feet, and it is moving up at 17 ft/sec. Fill in the blanks: (a) f( (b) f'( = =
