What type of material does not transfer heat well? O A. A thermal insulator, such as water
O B. A thermal insulator, such as air
O C. A thermal conductor, such as water
O D. A thermal conductor, such as air

In positive numbers less than 1, the zeros between the decimal point and non zero are significant

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

Which of the following are guidelines to follow for obtaining accurate observations