triangles

Question 1

what’s equation for pressure

Answer 1

force divided by area

Question 2

equation for area

Answer 2

force divided by pressure

Question 3

equation for force

Answer 3

pressure times area

Question 4

density

Answer 4

moment divided by volume

Question 5

moment

Answer 5

density times volume

Question 6

volume

Answer 6

moment divided by density

Question 7

sound can be reflected and…

Answer 7

absorbed

Question 8

light is a wave of…

Answer 8

energy

Question 9

a loud speaker creates what

Answer 9

sound waves

Question 10

a microphone detects…

Answer 10

sound waves

Question 11

what’s the loudness of sound

Answer 11

amplitude

Question 12

what’s the pitch of sound

Answer 12

frequency

Question 13

chemical energy does…

Answer 13

anything that can be released in a chemical reaction

Question 14

kinetic energy does…

Answer 14

anything that moves

Question 15

elastic energy does…

Answer 15

deforms an object

Question 16

thermal energy is

Answer 16

heat

Question 17

speed equation

Answer 17

distance divided by time

Question 18

if a jet has 100N pushing forwards and 500N pushing back what would be the answer

Answer 18

-400N

Question 19

renewable energy sources will…?

Answer 19

not run out

Question 20

what do we burn for energy

Answer 20

fuels

Question 21

what’s an example of using natural resources to generate electricity?

Answer 21

Wind power or Wave power or Hydro electric power

Question 22

what will a resistor always have

Answer 22

rectangle

Question 23

what is a relay switch controlled by

Answer 23

electromagnet

Question 24

what does an ammeter do

Answer 24

measures the current