7.. Temperature inside a house is kept equal to 20C. Temperature outside is 10C. What about...

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7.. Temperature inside a house is kept equal to 20°C. Temperature outside is 10°C. What about the rate of heat outflow across the walls if temperature outside decreases to O°C a rises two times b decreases two times c. rises four times d. decreases four times e. there is no impact on heat flow rate Explain your choice (a formula is enough). (0.5+0.5point) 7.. Temperature inside a house is kept equal to 20°C. Temperature outside is 10°C. What about the rate of heat outflow across the walls if temperature outside decreases to O°C a rises two times b decreases two times c. rises four times d. decreases four times e. there is no impact on heat flow rate Explain your choice (a formula is enough). (0.5+0.5point)