Which weather condition commonly occurs along a cold front? (1) clear skies (2) precipitation (3) warm temperatures, or (4) dry air ?

Question 11 of 13 (1 point) jump to question: a stairway, ladder, or ramp must be present in excavations in which of the following situations? a. all trenches must have access/egress b. the trench is more than 15 feet wide but only 1 ½ feet deep c. the trench is more than 4 feet deep and the devices must be within 25 feet of all workers

If forces acting on an object are unbalanced. true or false

Ways that industry and agriculture use physical properties to separate substances