What is the difference between diffraction and interference?

926

---

What are the characteristics of dead stars?

1079

---

When is fluorescence strong?

914

---

According to coulombs law, if two charged particles are repelled with a given force at a distance d, by what multiple will the force decrease by if d is increased by 4times?

965

---

If blue light is combined with green light, what color of light is produced?

968

---

what law yields an equation that is used in determining crystal structure from interference patterns produced by monochromatic x-rays?

914

---

What is balanced field takeoff?

1001

---

In beta minus emission, the number of nucleons in the atom?

931

---

Can a vector have a component equal to zero and still have a nonzero magnitude?

930

---

What large machine, which came on line in the summer of 2000 at the department of energys brookhaven national lab, is the world's highest energy ion collider:

941

---

What does gravitational force depend on?

983

---

For two objects separated by a distance d, if the mass of one of the objects is doubled, what will happen to the gravitational attraction between them?

1026

---

If a plane is in the air and there is a fly flying inside the plane does the plane get heavier when the fly lands?

1030

---

How much does two pints of water weigh when frozen?

974

---

What is the universal law of universal gravitation?

982

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