Biology
Chemistry
Astronomy
Physics
Valentines ❤️
100

What is the function of DNA?

Stores genetic information

100

What is the first element on the periodic table?

Hydrogen

100

What is our galaxy called

The milky way
100

The force you must overcome to get an object to move

static friction

100

What country has a holiday on the 14th of every month?

South Korea

200

What is the difference between Mitosis and Meiosis?

Mitosis produces two genetically identical “daughter” cells from a single “parent” cell, whereas meiosis produces cells that are genetically unique from the parent.

200

What are atoms of the same element that differ in weight?

Isotopes

200

How many degrees is the earths tilt (within 2°)

23.5°

200

What “-ism” is the branch of physics that describes the physical interaction between electrically charged particles?

electromagnetism

200

In Roman mythology, with whom does Cupid fall in love?

Psyche

300

How many chambers are in the human heart?

4 (two atria and two ventricles)

300

Which of the following is least soluble in water?

a)(NH4)2SO4

b)KMnO4

c)BaCO3

d)Zn(NO3)2

e)Na3PO4

300

What planets “year” is longer than a day on that planet

Venus

300

The equation that describes the force of gravity between 2 objects

 F = (G x m1 x m2) / r2

300

In what century was the first valentines sent?

15th century

400

What are the phases of Cellular Respiration in order?

Glycolysis, Krebs Cycle, Electron Transport Chain

400

Which of the following must be true for a sample of supercritical uranium (235U)?

A.  The density exceeds that found at ambient temperatures and pressures.

B.  There is less density than found at ambient temperatures and pressures.

C.  The rate of production of neutrons exceeds their rate of consumption.

D.  The sample is pure

400

How many moons does Jupiter have

95

400

What is the amount of work done carrying a 10 N book for 6 m

No work done

400

What state produces most of America's red roses?

California

500

What does the 9:3:3:1 ratio in a Punnett Square describe?

The phenotype ratio for a dihybrid cross

500

_Cr2O72- (aq) + _H2S(aq) + H+(aq) → _Cr3+ (aq) + _S(s) + _H2O(l)

When the equation above is correctly balanced and all coefficients are reduced to the lowest whole number terms, the coefficient of H+ (aq) is…

500

how many miles is a light year (in trillions)

6

500

The SI Unit for electromotive force

volt

500

From where was the oldest-known Valentine's Day message sent?

Prison

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