Answer:
16.6 kJ/°C
Explanation:
given,
Amount of heat absorbed = 45 kJ
initial temperature, T₁ = 25.5°C
final temperature, T₂ = 28.2°C
change in temperature = T₂ - T₁
= 28.2 - 25.5 = 2.7° C



Heat capacity of the object is equal to 16.6 kJ/°C
Answer: burning of the incense and air drift in the room
Explanation: the smoke will automatically rise to the top of the room and then with air drift if would help spread further around the room and spread the smell
Answer:
I am fairly certain the answer is 2m/s^2
Explanation:
Friction can be useful when you trying to stop a car, also it can be useful in energy losses, increase wear and tear and produces heat