What does a planet need to sustain life?
Space & NavigationThe standard definition for a habitable planet is one that can sustain life for a significant period of time. As far as researchers know, this requires a planet to have liquid water. To detect this water from space, it must be on the planet’s surface. What are the 5 requirements a planet needs to sustain
When was the Kuiper Belt discovered?
Space & NavigationWhat was discovered in the Kuiper Belt in 2003? 2003 UB313 is now officially Eris! Eris, the largest dwarf planet known, was discovered in an ongoing survey at Palomar Observatory’s Samuel Oschin telescope by astronomers Mike Brown (Caltech), Chad Trujillo (Gemini Observatory), and David Rabinowitz (Yale University). How long ago was the Kuiper Belt formed?
What are boundary points on number lines?
Space & NavigationTo solve an inequality containing an absolute value, treat the ““, or “≥” sign as an “=” sign, and solve the equation as in Absolute Value Equations. The resulting values of x are called boundary points or critical points. What are boundary points in math? A point which is a member of the set closure
Is there a simple graph with degree sequence?
Space & NavigationThe sequence need not be the degree sequence of a simple graph; for example, it is not hard to see that no simple graph has degree sequence 0,1,2,3,4. A sequence that is the degree sequence of a simple graph is said to be graphical. What is the degree sequence of a simple graph? The degree
How do you grow cork oak trees?
Space & NavigationYou can grow cork oak trees by planting acorns if you can’t find a seedling plant. Young cork oak trees grow slowly and require regular irrigation. As the trees mature, they become drought tolerant. Still, even mature trees need a few good soakings per month over the course of the growing season. How long does
Can bottle rockets fly without water?
Space & NavigationWill a bottle rocket fly without water? Even with no weight of water inside the bottle, the bottle rocket will still fly upwards. Thsi is because the air in the bottle has a mass so when it is pushed downwards there is still an equal and opposite reaction pushing back up. Do rockets need water?