Can anyone help with these science questions? No links please. This is a star map of the constellation Orion. It represents part of the celestial sphere
on a specific day, time, and location.

1. Which constellation is found at approximately -15° declination and 4 hours 40
minutes right ascension?

Lepus

Canis Major

Eridanus

Taurus

2. What are the approximate coordinates of the star Betelgeuse?

5 hours 50 minutes right ascension and 7 declination

4 hours 40 minutes right ascension and 15 declination

6 hours 40 minutes right ascension and 22 declination

5 hours 40 minutes right ascension and 10 declination

Elements and compounds are pure substances that cannot be broken down physically into a simpler substance. a physical change doesn’t break the bonds between atoms of a substance or form new ones. compounds can be broken down by a chemical change. a chemical change breaks chemical bonds and/or forms new ones between atoms of a substance. what simple substance would a compound break into? the basic elements that make it up! for example, if you passed a very strong electric current through water you’d break the chemical bonds in water and be left with oxygen and hydrogen. which of the following is an example of a chemical change? a separating water into different glasses b breaking frozen ice cubes with a hammer c running an electric current through water d boiling water to evaporate it on a stove

Which process is involved in growing crops? irrigation transportation recreation condensation

An ecologist is studying the effects that a population of predators is having on a population of a prey. he used data from the field to produce this graph. which conclusion can draw from the graph?