What does the egg represent how about the egg shell drifting continent? The egg could be seen as a tiny model of the Earth. The thin shell represents the Earth’s crust, divided into plates; within the shell is the firm but slippery mantle. Move the pieces of shell around. Pull the plates apart and push […]
Is anyone lost in space?
Is anyone lost in space? A total of 18 people have lost their lives either while in space or in preparation for a space mission, in four separate incidents. Given the risks involved in space flight, this number is surprisingly low. The two worst disasters both involved NASA’s space shuttle. What are the risks of […]
Does the direction of EMF depend on direction of current?
Does the direction of EMF depend on direction of current? Direction of EMF is decided by the construction of the battery cell, it does not depend upon the direction of the current flow. In fact direction of the current flow depends upon the direction of emf. However direction of the voltage drop depends upon the […]
Who is the most boring celebrity?
Who is the most boring celebrity? 10 Boring A-List Celebs That Are Undeserving Of Their Title 3 Beyonce. 4 Justin Timberlake. 5 Anne Hathaway. 6 Oprah Winfrey. 7 Jim Carrey. 8 Jennifer Garner. 9 Gwyneth Paltrow. 10 Jennifer Aniston. Jennifer Aniston is most definitely one of the most boring celebrities in Hollywood. Who is the […]
Can I die while giving birth?
Can I die while giving birth? It was estimated that in 2015, a total of 303,000 women died due to causes related to pregnancy or childbirth. The majority of these causes were either severe bleeding, sepsis, eclampsia, labor that had some type of obstruction, and consequences from unsafe abortions. What are the chances of dying […]
What are the 3 layers of arteries?
What are the 3 layers of arteries? The artery wall is comprised of three distinct layers: the intima, media, and adventitia. The intima is the innermost of three concentric layers, and is mainly connective tissue composed of a continuous ECs monolayer directly attached to the basement membrane which consists of collagen type IV and elastin. […]
What are two main sources of the sediment that rivers and streams carry?
What are two main sources of the sediment that rivers and streams carry? The two main sources of the sediment carried by the streams and rivers are from the mass movement and runoff. What is the largest river on Earth? Nile River Which is the smallest river in the world? Roe River Which country has […]
What type of reaction is bromine and sodium?
What type of reaction is bromine and sodium? 2Na + Br2. 2NaBr Sodium react with bromine to produce sodium bromide. This reaction takes place at a temperature of 150-250°C. What would happen if you reacted sodium with bromine? Reactions with sodium Hot sodium will also burn in bromine or iodine vapor to produce sodium bromide […]
How long do atoms live for?
What are the negative effects of the atmosphere?
What are the negative effects of the atmosphere? Acid rain, climate change and smog all damage the Earth surface. Contaminated water and gases seep into the earth, changing the composition of soils. That directly affects agriculture, changing crop cycles and the composition of the food we all eat. How do humans affect the atmosphere? Humans […]