Recent questions in Science

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The four moons of jupiter are collectively named after what 17th century astronomer, who discovered them?

asked Jan 2 in Science by RosalindCust (170 points)

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1 answer 46 views

The fossilized skeleton of archaeopteryx looks like that of a dinosaur, but it had what structures modified for flight, a trait associated only with birds among modern animals?

asked Jan 2 in Science by MargaretGard (410 points)

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The formula unit of sodium chloride dissociates into one sodium ion and one?

asked Jan 2 in Science by CaitlinMedra (230 points)

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The formula mass of a covalent compound is also called the what?

asked Jan 2 in Science by WKIEmile4976 (370 points)

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The formation of an amalgam allows the metal to react with what?

asked Jan 2 in Science by RuebenNeblet (290 points)

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1 answer 76 views

The force that a magnet exerts on certain materials is called what?

asked Jan 2 in Science by KingBaldwin8 (690 points)

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The force on a charged particle in a magnetic field is always perpendicular to both its velocity vector and the?

asked Jan 2 in Science by CorinePhifer (290 points)

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1 answer 14 views

The force of attraction or repulsion between charged particles is called what?

asked Jan 2 in Science by DanielleCand (390 points)

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1 answer 34 views

The force applied to an object is called?

asked Jan 2 in Science by HeidiWhittem (410 points)

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1 answer 62 views

The food particles are caught by the collar of the choanocyte and brought into the cell by what process?

asked Jan 2 in Science by TanjaTroy372 (210 points)

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1 answer 74 views

The following definition relates to which term: the application of knowledge to real-world problems?

asked Jan 2 in Science by LawrenceLaws (330 points)

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1 answer 27 views

The flow of water through the sponge is unidirectional, driven by the beating of what?

asked Jan 2 in Science by HumbertoA803 (250 points)

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1 answer 14 views

The first reported nuclear fission occurred in 1939 when three german scientists bombarded uranium-235 atoms with slow-moving what?

asked Jan 2 in Science by Aja28I404541 (430 points)

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The first reaction of the body to tissue damage or infection is called the what response?

asked Jan 2 in Science by AgnesMcEache (430 points)

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1 answer 27 views

The first plants probably evolved from what?

asked Jan 2 in Science by EdgardoLiebe (270 points)

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1 answer 16 views

The first photosynthetic organisms were not plants, but types of what that lived in the water?

asked Jan 2 in Science by VincentVyy26 (250 points)

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1 answer 76 views

The first period of the paleozoic era was called what?

asked Jan 2 in Science by MuoiSundberg (250 points)

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1 answer 71 views

The first living cells may have evolved around how long ago?

asked Jan 2 in Science by TomasV603633 (410 points)

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The first line of defense includes mechanical, chemical, and which other barrier?

asked Jan 2 in Science by MahaliaCharl (230 points)

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1 answer 23 views

The first leaves of most ferns appear curled up into what?

asked Jan 2 in Science by AleidaDethri (190 points)

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