Science, technology, and society (Day 35)

Question 1

States of Matter;
SLGPBEC

Answer 1

1. solid
2. liquid
3. gas
4. plasma
5. BEC (Bose-Einstein condensate)

Question 2

States of Matter;
SLGPBEC

Has definite shape and volume

Answer 2

Solid

Question 3

States of Matter;
SLGPBEC

tightly packed

Answer 3

Solid

Question 4

States of Matter;
SLGPBEC

has definite volume but no definite shape

Answer 4

liquid

Question 5

States of Matter;
SLGPBEC

does not have definite volume and shape

Answer 5

Gas

Question 6

States of Matter;
SLGPBEC

very hot gas

Answer 6

Plasma

Question 7

States of Matter;
SLGPBEC

super cold, super unexcited

Answer 7

BEC

Question 8

The chemical composition remains the same

Answer 8

Physical change

Question 9

Changes in the states of matter;
FMECSD

Answer 9

1. freezing
2. melting
3. evaporation
4. condensation
5. sublimation
6. deposition

Question 10

Changes in the states of matter;
FMECSD

liquid to solid

Answer 10

freezing

Question 11

Changes in the states of matter;
FMECSD

solid to liquid

Answer 11

meting

Question 12

Changes in the states of matter;
FMECSD

liquid to gas

Answer 12

evaporation

Question 13

Changes in the states of matter;
FMECSD

gas to liquid

Answer 13

condensation

Question 14

Changes in the states of matter;
FMECSD

solid to gas

Answer 14

sublimation

Question 15

Changes in the states of matter;
FMECSD

gas to solid

Answer 15

deposition

Question 16

change wherein the chemical composition has been altered or a chemical composition has taken place

Answer 16

Chemical change

Question 17

Types of chemical reaction;
SynDeSuDoEnEx

Answer 17

1. synthesis
2. decomposition
3. substitution
4. double decomposition
5. endothermic reaction
6. exothermic reaction

Question 18

Types of chemical reaction;
SynDeSuDoEnEx

form a single product
A+B=AB

Answer 18

Synthesis

Question 19

Types of chemical reaction;
SynDeSuDoEnEx

broken down into two or more products
AB = A +B

Answer 19

decomposition

Question 20

Types of chemical reaction;
SynDeSuDoEnEx

active element replaces a less active element

AB +C = AC +B

Answer 20

Substitution

Question 21

Types of chemical reaction;
SynDeSuDoEnEx

interchange of two parts of two substances to form new substances

AB+CD = AD +CB

Answer 21

Double decomposition

Question 22

Types of chemical reaction;
SynDeSuDoEnEx

needs energy

AB +Energy= A+B
A+B +energy = AB

Answer 22

Endothermic reaction

Question 23

Types of chemical reaction;
SynDeSuDoEnEx

releases energy
AB= A+B+energy
A+B=AB+energy

Answer 23

Exothermic energy

Question 24

have Ph value of below 7

Answer 24

Acids

Question 25

pH means

Answer 25

power of hydrogen

Question 26

Have a pH value of above 7

Answer 26

Bases

Question 27

pH values of 7 is

Answer 27

Neutral

Question 28

study of matter and energy and their relationship

Answer 28

Physics

Question 29

Mass Vs Weight; quantity of matter (kg)

Answer 29

Mass

Question 30

Mass Vs Weight; the pull of gravity (N)

Answer 30

Weight

Question 31

continuous change in position

Answer 31

Motion

Question 32

Newton's first law of motion; IAI

Answer 32

1. first law; law of inertia 2. second law'; law of acceleration 3. third law of motion; law of interaction

Question 33

Newton's first law of motion; IAI every object continues in its state of rest with constant speed in a straight line, unless acted upon

Answer 33

Law of inertia

Question 34

Newton's first law of motion; IAI when enough force is applied, the object will accelerate

Answer 34

Law of acceleration

Question 35

Newton's first law of motion; IAI to every action there is always an opposite equal reaction

Answer 35

Law of interaction

Question 36

it is the capacity to do work

Answer 36

Energy

Question 37

Energy; PKC

Answer 37

1. potential energy 2. kinetic energy 3. conservation energy

Question 38

Energy; PKC energy at rest, has the potential to move or fall

Answer 38

potential energy

Question 39

Energy; PKC energy in motion

Answer 39

kinetic energy

Question 40

Energy; PKC energy cannot be created or destroyed, it is only transformed into another form of energy

Answer 40

conservation energy

Question 41

study of heat and its transformation to different forms of energy

Answer 41

Thermodynamics

Question 42

is transferred from an object with higher temperature to an object with lower temperature

Answer 42

Heat/thermal energy

Question 43

method of heat transfer; CCR

Answer 43

1. conduction 2. convection 3. radiation

Question 44

method of heat transfer; CCR with direct contact

Answer 44

conduction

Question 45

method of heat transfer; CCR heat transfer through Air and water currents

Answer 45

Convection

Question 46

method of heat transfer; CCR heat transfer through Rays or waves

Answer 46

Radiation

Question 47

the speed of light is

Answer 47

3 × 10^8 meters per second

Question 48

faster than sound

Answer 48

light

Question 49

travel fast in vacuum(airless space) next in gas, liquid, solid

Answer 49

light

Question 50

Light; SDDIRR

Answer 50

1. scattering 2. dispersion 3. diffraction 4. interference 5. reflection 6. refraction

Question 51

Light; SDDIRR violet and blue frequencies of sunlight in all directions gives the sky its blue color

Answer 51

Scattering

Question 52

Light; SDDIRR scatter of red light during sunset

Answer 52

Scattering

Question 53

Light; SDDIRR separation of white light by a prism RAINBOW-ROYGBIV

Answer 53

Dispersion

Question 54

Light; SDDIRR bending of light through obstruction such as small slit

Answer 54

diffraction

Question 55

Light; SDDIRR overlapping of light waves EX. bubble of soap

Answer 55

Interference

Question 56

Light; SDDIRR when light bounces off an object

Answer 56

reflection

Question 57

Light; SDDIRR when light changes its direction as it passes through a medium

Answer 57

refraction

Question 58

a mechanical wave

Answer 58

sound

Question 59

travel fast in solid, next in liquid, gas

Answer 59

Sound

Question 60

cannot travel in Vacuum

Answer 60

Sound