Which answer lists the substances A-E in order from most dense to least dense based on the facts provided. Substance A: 8.2 g/cm3
Substance B: 3.5 cm3 and 30.0 g
Substance C: 10.0 g and 40 mL
Substance D: 0.5 g/cm3
Substance E: 2.0 cm by 3.0 cm by 1.0 cm and 4.0 grams

A, B, C, D, E

B, A, E, D, C

E, A, B, C, D

D, E, C, A, B

An object has a mass of 4 grams and a volume of 2 cm3. What is the density of the object?
D=M/V

8g/cm3

2g/cm3

6g/cm3

0.5g/cm3

An object has a mass of 20.0 grams and a volume of 5.0 cubic centimeters. Give the density and indicate if the object will float or sink in water.

0.25 g/cm3

1 g/cm3

4 g/cm3

sink

float

What is used to keep track of the gamates and possible offsprings combination

Mr. j, age 42, is a construction worker in las vegas. he recently noticed that a mole on his face seemed to be getting larger and darker. at first he did not worry because he was in the sun a lot and assumed the change may have been caused by sunburn. after a month, not only was the mole larger and darker, but it appeared to be “bumpy.” his doctor diagnosed a malignant melanoma skin cancer following biopsy of the nevus. mr. j reports pain in his right shin that does not go away when he puts his feet up or sleeps. discussion questions 1. relate mr. j’s skin changes to the warning signs for malignant melanoma. (see malignant melanoma.) 2. discuss the normal progression of this malignancy. what is the significance of the bone pain that mr. j is experiencing? (see malignant melanoma.) 3. discuss the treatment available for this patient and the prognosis for recovery. (see malignant melanoma.)

Which of these is not an obstical to the future of space exploration? fundingresearch ideas technologytime