Comparative Planetology. Roles: Scribe (takes notes on the group’s activities), Proposer (proposes explanations to the group), Skeptic (points out weaknesses in proposed explanations), Moderator (leads group discussion and makes sure everyone contributes). Activity: This chapter advocates learning about how planets work by comparing the planets in general, as opposed to studying the individual planets in great depth. Compare this approach with any previous study you might have made of the planets—for example, in grade school or an earth sciences class—by making a list of advantages and any disadvantages of the comparative approach. Then describe in a few sentences how a comparative approach might be used in a completely different field, such as another branch of science or social science.
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Chapter 7 Solutions
COSMIC PERSPECTIVE
- Air temperature of 37 °C increases swimming pool temperature of 2.55 °C. What is the fraction of the water in the pool must evaporate during this time to carry enough energy to keep the temperature of the pool constant? 4186 J/(kg°C) = specific heat of water 2,430,000 (2.43 x 106) J/kg = latent heat of vaporization for the water in the pool.arrow_forwardThe iceberg requires 7.4 x 1020 Joules of energy to melt it completely. It absorbs energy from the Sun at a constant average rate of 88 Watts/m2. The total surface area of iceberg exposed to the sunlight is 12 billion (1.2 x 1010) square meters. How long will it take for sunlight to melt the entire iceberg in yearsarrow_forward1.0 kg block of ice to melt in the kitchen. The temperature in the kitchen is 31 °C. The ice starts out at 0 °C and takes an hour to melt and reach the same temperature as the surrounding room (31 °C). How much heat does the 1.0 kg of ice/water absorb from the room as it melts and heats up to 31 °C in Joules absorbed? Latent heat of fusion for water/ice is 334,000 J/kg Specific heat of water is 4186 J/kg°Carrow_forward
- 5.84 If the coefficient of static friction between a table and a uni- form, massive rope is μ, what fraction of the rope can hang over the edge of the table without the rope sliding? 5.97 Block A, with weight Figure P5.97 3w, slides down an inclined plane S of slope angle 36.9° at a constant speed while plank B, with weight w, rests on top of A. The plank is attached by a cord to the wall (Fig. P5.97). (a) Draw a diagram of all the forces acting on block A. (b) If the coefficient of kinetic friction is the same between A and B and between S and A, determine its value. 36.9° 1arrow_forwardNo chatgpt pls will upvotearrow_forwardPlease solve and answer the problem correctly please. Thank you!!arrow_forward
- Please solve and answer the problem correctly please. Thank you!!arrow_forwardPlease solve all the questions correctly please. Thank you!!arrow_forwardPlease solve this problem correctly please and be sure to provide explanation on each step so I can understand what's been done thank you. (preferrably type out everything)arrow_forward
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