51 Heat travels from one object to another when the objects have different

Temperature

52 The outer layer of skin is called

Epidermis

53 The inner layer of skin is called

Dermis

54 The inner most layer of skin is called

Endodermis

55 Pressure on a liquid

Increases with depth

56 The amount of Carbon dioxide in inhaled air is

0.04%

57 The amount of Carbon dioxide in exhaled air is about

4.4%

58 Smell and taste are closely connected because there is a direct connection between the

Nasal and mouth cavities

59 The chamber of the heart that pumps oxygenated blood to all parts of the body is

Left Ventricles

60 The chamber if the heart that receives blood from all parts of the body is

Right Ventricle