Unit 10

Question 1

back

Answer 1

to support esp. financially

Question 2

clamp

Answer 2

to hold tightly

Question 3

critical

Answer 3

very important

Question 4

current

Answer 4

a flow of electricity, water, or air

Question 5

derive

Answer 5

to get something from something else, originate

Question 6

device

Answer 6

machine or tool

Question 7

entrepreneur

Answer 7

somebody who starts a business

Question 8

file

Answer 8

record something officially

Question 9

infringement

Answer 9

an action that breaks a rule or law

Question 10

inspiration

Answer 10

sudden good idea; a role model for creativity

Question 11

invalid

Answer 11

not legal or correct

Question 12

inventor

Answer 12

a person who creates new things

Question 13

investor

Answer 13

a person who puts money into a business

Question 14

patent

Answer 14

a right to an invention granted by the government

Question 15

ransack

Answer 15

to search thoroughly, often violently or carelessly

Question 16

refinement

Answer 16

improvement

Question 17

ruling

Answer 17

a legal decision

Question 18

specifically

Answer 18

exactly; for a particular reason

Question 19

suitable

Answer 19

appropriate; acceptable for something

Question 20

unveil

Answer 20

make public; uncover

Question 21

aviation

Answer 21

the development, design, and use of aircraft

Question 22

blade

Answer 22

a thin , flat part of a machine

Question 23

coarse

Answer 23

rough; not smooth

Question 24

confer

Answer 24

to discuss, consult with somebody

Question 25

cruise

Answer 25

to travel at a steady speed

Question 26

curiosity

Answer 26

interest; need to know

Question 27

design

Answer 27

a plan for making something

Question 28

enthusiast

Answer 28

a person who is very interested in something

Question 29

handle

Answer 29

to manage; work well with

Question 30

inflexibility

Answer 30

inability to change

Question 31

isolation

Answer 31

the condition of being alone or separated from others

Question 32

pitch

Answer 32

the angle or slope of something

Question 33

prolonged

Answer 33

continuing for a long time, often in a negative sense

Question 34

propeller

Answer 34

a device that causes an airplane or boat to move

Question 35

reliably

Answer 35

dependably

Question 36

revolutionize

Answer 36

to change completely

Question 37

rotation

Answer 37

turning motion

Question 38

sustained

Answer 38

having the ability to continue for a long time

Question 39

turbulence

Answer 39

strong sudden movements in air

Question 40

variable

Answer 40

able to change

Question 41

cable

Answer 41

wire used for sending electric signals

Question 42

catastrophic

Answer 42

extremely bad

Question 43

compensate

Answer 43

to make up for; balance out

Question 44

disparate

Answer 44

different

Question 45

flaw

Answer 45

a mistake or weakness, especially in design

Question 46

indispensable

Answer 46

completely necessary

Question 47

inexplicably

Answer 47

without explanation

Question 48

inquiry

Answer 48

an official investigation

Question 49

insulation

Answer 49

material used to prevent passage of electricity, heat or sound

Question 50

perseverance

Answer 50

continuation with a task despite difficulties

Question 51

rally

Answer 51

to gather support

Question 52

requisite

Answer 52

a need; requirement

Question 53

set out

Answer 53

to start an activity

Question 54

snap

Answer 54

to break suddenly

Question 55

tow

Answer 55

to pull behind

Question 56

transmit

Answer 56

to send

Question 57

triumph

Answer 57

to succeed; win

Question 58

utterly

Answer 58

totally

Question 59

vilified

Answer 59

having one’s reputation ruined; being spoken about in a bad way

Question 60

voltage

Answer 60

measure of electric power