Answer:
1: the refracted angle in the first face is equal to the incident angle that is 60degrees
2. Emergence Angle is 42degrees
Explanation:
Pls see attached file
A boiling pot of water (the water travels in a current throughout the pot), a hot air balloon (hot air rises, making the balloon rise) , and cup of a steaming, hot liquid (hot air rises, creating steam) are all situations where convection occurs.
Read more on Brainly.com -
brainly.com/question/1581851#readmore
Answer:
The independent variable is the variable the experimenter manipulates or changes, and is assumed to have a direct effect on the dependent variable. ... The dependent variable is the variable being tested and measured in an experiment, and is 'dependent' on the independent variable.
The rotational effect of a force is called torque.it is the cause of rotation or angular deceleration
τ=rXF
where
τ = F r sin @
hope it helps
Answer: B (on the rough side)
Thanks for using Brainly! Vote Biden 2020
Hope we influenced your vote!