yicevalvedria yicevalvedria

20-09-2016
Geography

contestada

how do scientists determine when an era begins and when it ends?

Respuesta :

juliac12 juliac12

20-09-2016

usually determined by changes in the biota.

Answer Link

Otras preguntas

Identify the significance of Hurston starting chapter five gewgaws similar to the way she started chapter 4? What does this foreshadow?

Question 19 5. The radius of the picture and the frame is 30 cm. The radius of just the picture opening is 12 cm. What is the area of the frame? "Hint...find th

Calculate the missing information on the revolving credit account. Interest is calculated on the unpaid or previous month's balance. (Round dollars to the neare

The Canada Labour Code(CLC) includes: A) All of the above B) Employment Standards

Acute respiratory failure is commonly signaled by varying degrees of hypoxemia and hypercapnia. Respiratory acidosis develops manifested by what? a. Decrease in

What type of interview technique do you think we should use?A) SituationalB) Behavior descriptionC) NondirectiveD) All of the above

The multi-step process the human body employs to stop blood loss is called: a) Thrombocytosis b) Hemocue c) Hemostasis d) Hemorrhage

Use Kramers rule in the calculator provided to value the value of Z that signifies the system of linear equations 3X plus 3Z equals 23X plus Y minus 3Z equals 0

Let X be a 4 × 1 random vector with covariance matrix Σ =     11 5 2 3 5 4 1 0 2 1 3 0 3 0 0 2     (a) Find the variance of Z = 3X1 − 2X2 4X3 − X4. (b)

What was Columbus largest ship