STEM Trivia Challenge

Question 1

What refers to a metal combined with one or more other elements?

Accepted Answer

Alloy

Question 2

The gears are termed as medium velocity gears, if their peripheral velocity is

Accepted Answer

3 - 15 m/s

Question 3

Which of the following geometric figures is used as a stop sign in traffic.

Accepted Answer

Octagon

Question 4

In statistics the average of a series of numbers is the:

Accepted Answer

Mean

Question 5

Which color flame burns hottest?

Accepted Answer

Blue

Question 6

"FET" is a type of transistor, Its full name is ________ Effect Transistor...?

Accepted Answer

Field

Question 7

Out of the following chemical elements, which is not named after a human?

Accepted Answer

Berkelium

Question 8

Batteries produce electrical energy through a(n) _______ reaction.

Accepted Answer

Chemical

Question 9

A rhombus is any geometric figure with:

Accepted Answer

Four Sides

Question 10

The branch of mathematics that deals with logic is called:

Accepted Answer

Boolean Algebra

Question 11

What are three types of lasers?

Accepted Answer

Gas, solid state, diode

Question 12

The unit of angular acceleration is

Accepted Answer

rad/s2

Question 13

A computer uses what type of numbering system to calculate and store data?

Accepted Answer

Binary

Question 14

The sum of all the angles in a rectangle is:

Accepted Answer

360°

Question 15

The Greek letter mu (μ) indicates which power of 10?

Accepted Answer

10-6

Question 16

One Terabyte (1TB) is equal to?

Accepted Answer

1024GB

Question 17

A vector must have:

Accepted Answer

Velocity & Direction

Question 18

The cutting tool in a milling machine is mounted on:

Accepted Answer

Arbor

Question 19

Which of the following was the first internet search engine?

Accepted Answer

Archie

Question 20

What common metal is liquid at room temperature?

Accepted Answer

Mercury

Question 21

Mandrels are used to hold

Accepted Answer

Hollow Work Pieces

Question 22

The friction experienced by a body, when in motion, is known as

Accepted Answer

Dynamic Friction

Question 23

1024 bits is equal to how may bytes?

Accepted Answer

128

Question 24

The first microwave ovens were created in which decade:

Accepted Answer

1950's

Question 25

The BCD value 0100 0010 0111 is equal to _____ in decimal.

Accepted Answer

427

Question 26

7. If a = b and b = c, then:

Accepted Answer

a = c

Question 27

The U.S. one cent coin is 2% copper and 98% what metal?

Accepted Answer

Zinc

Question 28

When was the first camera invented?

Accepted Answer

1816

Question 29

What is the distance from the earth to the moon?

Accepted Answer

238,900 Miles

Question 30

2. A circle is a type of:

Accepted Answer

Conic Section

Question 31

What charge does the nucleus of an atom have?

Accepted Answer

Positive

Question 32

What is the approximate distance from the surface to the center of the earth?

Accepted Answer

4000 miles

Question 33

Which of the following conditions on Mars would kill an unprotected human first?

Accepted Answer

Low Air Pressure

Question 34

The bottom number of a fraction is the:

Accepted Answer

Denominator

Question 35

The engineering materials known as "plastics" are more correctly called

Accepted Answer

Polymers

Question 36

How many pairs of ribs do men have?

Accepted Answer

12

Question 37

What is the heaviest naturally occurring element?

Accepted Answer

Uranium

Question 38

When dealing with binary logic, what is the size of an "integer"?

Accepted Answer

16

Question 39

A .gif is what type of file?

Accepted Answer

Image

Question 40

Which planet in our solar system has exactly one ring?

Accepted Answer

Jupiter

Question 41

In the problem "2x-5=99", x is equal to:

Accepted Answer

52

Question 42

A triangle that has three sides of equal length is called a (an):

Accepted Answer

Equilateral triangle

Question 43

Bees cannot detect which one of these colors:

Accepted Answer

Red

Question 44

A dual layer Blu-Ray disc can store data up to:

Accepted Answer

50GB

Question 45

What is the ratio of stress to strain in a material loaded within its elastic range?

Accepted Answer

Modulus of elasticity

Question 46

Which of the following programming language is used exclusively for artificial intelligence?

Accepted Answer

Prolog

Question 47

Galvanized steel products are coated with:

Accepted Answer

Zinc

Question 48

What does the term PLC stand for?

Accepted Answer

Programmable Logic Controller

STEM Trivia Challenge

Questions 48

STEM Trivia Challenge

Questions 48