What is a positron?

1052

---

Does solar radiation contain a complete spectrum of all forms of electromagnetic radiation?

922

---

How do you magnetize metal?

1029

---

What is geocentric?

1062

---

Does a soccer ball go faster in the air on a cold or hot day?

994

---

how many neutrons and how many protons are present in a single deuterium nucleus?

1047

---

Why do you not collapse under the pressure created by the atmosphere?

1043

---

How is nuclear fission different from nuclear fusion?

1052

---

What do you mean by diffraction and what is/are the proper condition/conditions for it?

1107

---

How many more times louder is 70 decibels than 10 decibels?

963

---

assuming g = 9.8 m/sec2, what is the weight on earth, in newtons, of a 60 kilogram person?

1139

---

How is the index of refraction computed?

1270

---

What is the direction of null vector?

1268

---

What secondary color of light is produced by mixing the primary colors of red and blue?

1082

---

Can a solid and liquid together be possible?

978

---