Distinguish between emission and absorption line spectra. : quantum physics

931

---

So the essence of quantum physics is that everything has a quanta? : quantum physics

940

---

Explain planck’s hypothesis or what the postulates of planck’s quantum theory? (Or) what are the assumptions of quantum theory of black body radiation? : quantum physics

894

---

What the postulates of planck’s quantum theory? : quantum physics

960

---

Is there a hypothetical situational possibility of an occurance happening in yellowstone which would destroy north america but leave the rest of the world unharmed?

779

---

How can sedimentary processes concentrate and form resources? 2. Give an example of a resource formed by a sedimentary process

755

---

Explain what does regolith mean?

776

---

Explain the difference between a semi-precious and a precious stone?

780

---

Explain how are fossils formed?

781

---

Explain what minerals attract lightning?

762

---

Explain the three major types of rocks?

874

---

Explain how many seismograph stations are needed to allocate the epicenter of an earthquake?

752

---

Explain how were sedimentary rocks created?

753

---

Describe the formation of igneous rocks?

838

---

Explain how can sedimentary processes concentrate and form resources? 2. Give an example of a resource formed by a sedimentary process

778

---