Define threshold energy?

1133

---

Define kararch effect?

1009

---

What is the enzyme that catalyzes the process for production of rna?

1036

---

Explain standard feat of formation.

1017

---

What is heat of combustion?

1138

---

Define activation energy?

1102

---

What is the chemical formula for borax?

1021

---

What does law of mass action states?

1159

---

Explain how the production of rna called?

1001

---

A meteor that reaches the surface of the earth is more accurately called?

332

---

The persieds meteor showers are viewed in the state of maine during what month?

275

---

Explain how far from earth, is the moon?

108

---

Explain how did the moon form?

97

---

Explain how is saturn like earth?

102

---

Tell me how many moons does uranus have?

117

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