Are the lungs located in the pericardial cavity? Thoracic Cavity: The ventral body chamber that contains the pericardial cavity (the heart) and the pleural cavity (the lungs). Are the lungs located in the pleural cavity? The lung itself is not located within the pleural cavity, rather it is surrounded by it. The function of the […]
What is the lifespan of a fern?
What is the lifespan of a fern? 100 years What is a group of ferns called? The group is also referred to as polypodiophyta, or polypodiopsida when treated as a subdivision of tracheophyta (vascular plants). The study of ferns is called pteridology; one who studies ferns is called a pteridologist… How do you classify ferns? […]
What part of Earth is closest to the sun?
What part of Earth is closest to the sun? Earth is closest to the sun every year in early January, when it’s winter for the Northern Hemisphere. We’re farthest away from the sun in early July, during our Northern Hemisphere summer. Image via NASA. So you see there’s not a huge distance difference between perihelion […]
What does contact angle depend on?
What does contact angle depend on? The contact angle depends upon the medium above the free surface of the liquid, and the nature of the liquid and solid in contact. It is independent of the inclination of solid to the liquid surface. It changes with surface tension and hence with the temperature and purity of […]
Why can I see bacteria in my eye?
What is guard cell and its function?
What is guard cell and its function? Guard cells are located in the leaf epidermis and pairs of guard cells surround and form stomatal pores, which regulate CO2 influx from the atmosphere into the leaves for photosynthetic carbon fixation. Stomatal guard cells also regulate water loss of plants via transpiration to the atmosphere. Why do […]
What is the wheel of life?
How the planets are formed?
How the planets are formed? Planets form from particles in a disk of gas and dust, colliding and sticking together as they orbit the star. The planets nearest to the star tend to be rockier because the star’s wind blows away their gases and because they are made of heavier materials attracted by the star’s […]
Can silver and gold rings be worn together?
Can silver and gold rings be worn together? This combination is in vogue and you will find many fashion lovers rocking beautiful gold and silver jewelry together. You can wear gold and silver rings together, too – either stacked on top of each other or in different fingers. What kind of ring does not conduct […]
How long did it take to load a gun in 1791?
How long did it take to load a gun in 1791? about thirty seconds Are Matchlock guns accurate? An antique 17th century matchlock was tested in Austria (IIRC) against a man sized silhouette. The gun was aimed and fixed directly onto the center of the targets chest. At 100 meters it hit 50% percent of […]