Science Bee Flashcards

1
Q

What are mitochondria commonly referred to as?

A

The powerhouse of the cell

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2
Q

What is a characteristic of cancer?

A

Malignant tumors composed of cells growing at abnormal rates

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3
Q

What is the largest animal to have ever existed on Earth?

A

The blue whale

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4
Q

What does the name Triceratops mean?

A

Three-horned face, primary predator TRex

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5
Q

What are moths?

A

Flying insects that are attracted to light and genetically related to butterflies

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6
Q

How do viruses multiply?

A

By infecting host cells with genetic material

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7
Q

What is photosynthesis?

A

An anabolic process in plants that converts carbon dioxide into glucose

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8
Q

Andromeda, Cancer, and Orion are examples of what?

A

Constellations

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9
Q

What is a new moon?

A

The lunar phase during which the moon appears invisible when viewed from Earth

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10
Q

What planet became the farthest from the Sun after Pluto’s demotion?

A

Neptune

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11
Q

What is a light-year approximately equal to?

A

6 trillion miles or the distance light travels in one year

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12
Q

What does a radio telescope do?

A

Detects electromagnetic waves from space, Arecibo in Puerto Rico is an example

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13
Q

What is an exoplanet?

A

A planet located outside of the Solar System, does not orbit the sun

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14
Q

Where is the asteroid belt located?

A

Between Mars and Jupiter, home to Ceres the largest ateroid

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15
Q

What is the largest asteroid that is considered a dwarf planet?

A

Ceres

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16
Q

What is the chemical symbol for silver?

A

Ag, most electrically conductive element

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17
Q

What is chlorine used for?

A

To chemically treat swimming pools, yellow green gaseous halogen

18
Q

What is neon used in?

A

Fluorescent lamps and signs, 5th most abundant element in the universe

19
Q

Who first developed the periodic table of the elements?

A

Dmitri Mendeleev, tabular arrangement of the chemical elements

20
Q

What is pasteurization?

A

A method of heat treatment to destroy microorganisms on food products, developed by Louis Pasteur

21
Q

What is the main ore of tin?

A

Cassiterite, forms the alloy bronze along with copper

22
Q

What does pH measure?

A

The acidity or basicity of a substance, ranges from 0-14, 0 is more acidic and 14 is more basic

23
Q

What is organic chemistry concerned with?

A

Compounds containing Carbon, form the basis of all known life

24
Q

What is cryptocurrency?

A

A form of digital decentralized currency, examples include Ethereum and Bitcoin

25
What is the standard language used to create webpages on the World Wide Web?
HTML (HyperText Markup Language)
26
What is virtual reality?
A fully artificial environment experienced through a headset
27
What is the Gulf Stream?
A warm water current that moderates Europe’s climate and passes by the Florida coast
28
What does ozone absorb?
Ultraviolet radiation from the sun, it is a molecule formed by 3 oxygen atoms
29
When did the Last Glacial Period (also known as the Last Ice Age) peak?
Approximately 22,000 years ago and ended about 11,700 years ago
30
What is lava?
Molten rock expelled during a volcano eruption
31
What is erosion?
The geological process by which water and/or wind transports and removes soil
32
What are prime numbers?
Natural numbers whose only factors are one and themselves
33
What is the only even prime number?
2
34
What does a complex number consist of?
A real part and an imaginary part
35
What is pi approximately equal to?
3.14159, it is the ratio of a circle's circumference to its diameter
36
Who developed the law of gravity?
Isaac Newton after an apple fell on his head
37
What can magnets do?
Attract or repel each other, can be created by passing current through a wire
38
What is the atomic nucleus?
The dense region at the center of an atom that contains protons and neutrons
39
What is combustion?
A reaction between a fuel and an oxidant, giving off heat and light
40
What are X-rays used for?
To create images of the body’s internal structure, discovered by Wilhelm Roentgen
41
What is drag?!!!!!
The force that resists a body’s motion through a fluid