Explain the characteristics of dead stars?

986

---

Explain what is meant by 4th dimension?

958

---

Explain what is centrifugal force?

940

---

Explain how do fireworks turn into shapes like hearts and stars?

1012

---

Explain what is neutral buoyancy?

992

---

Explain how much does automotive oil weigh?

944

---

Name the element which has the simplest absorption spectrum?

958

---

Tell me how are amps and watts related?

955

---

Explain the balanced field takeoff?

964

---

Explain what is larger the force the earth exerts on you or the force you exert on the earth?

970

---

Explain the cause of brownian motion?

966

---

Explain how do you convert from pascal to torr?

961

---

Explain the index of refraction of air?

987

---

Explain the parallel force?

988

---

Tell me what does the mev in mev photon mean?

933

---