A wheel rotating about a fixed axis has a constant angular acceleration of 4. 0 rad/s2. In a 4. 0-s interval the wheel turns through an angle of 80 radians. Assuming the wheel started from rest, how long had it been in motion at the start of the 4. 0-s interval?.

In what ways did balanced and unbalanced forces affect the motion of the gymnast?

Which of these is not a function of shock absorbers?

Carlo is wondering what causes plants to grow at different rates. carlo’s hypothesis is “plants will grow more when the day is longer.” what would be the difference between the test group and the control group in this experiment? type of soil type of plants exposure to sunlight method for measuring the growth