Science

Question 1

Factors that are changing in an experiment

Answer 1

Variables

Question 2

SI unit for Length

Answer 2

Meter

Question 3

SI unit for Mass

Answer 3

Kilogram

Question 4

SI unit for Time

Answer 4

Second

Question 5

SI unit for Electric current

Answer 5

Ampere

Question 6

SI unit for Temperature

Answer 6

Kelvin

Question 7

SI unit for Amount of substance

Answer 7

Mole

Question 8

SI unit for luminous intensity

Answer 8

Candela

Question 9

The capacity to do work

Answer 9

Energy

Question 10

The sum of both kinetic and potential energy

Answer 10

Mechanical energy

Question 11

The energy of a substance due to its motion

Answer 11

Mechanical energy

Question 12

The energy of a system with respect to its temperature

Answer 12

Thermal energy

Question 13

The energy from chemical reactions of molecules or atoms

Answer 13

Chemical energy

Question 14

The energy from lights or electromagnetic waves

Answer 14

Electromagnetic energy

Question 15

The energy trapped inside the atom which is relaesed either from nuclear fusion or fission

Answer 15

Nuclear energy

Question 16

The energy held by an object in a gravitational field

Answer 16

Gravitational energy

Question 17

The energy carried by electrons in an electric conductor

Answer 17

Electric energy

Question 18

Which law states that energy is neither created nor destroyed

Answer 18

Law of Conservation of Energy

Question 19

Lithosphere is made of what layer of the Earth?

Answer 19

Crust and Mantle’s Asthenosphere

Question 20

Mantle is composed of two parts:

Answer 20

Lower mantle and upper mantle

Question 21

Upper mantle is also called

Answer 21

Asthenosphere

Question 22

Lower mantle is also called

Answer 22

Mesosphere

Question 23

Which part of the Earth’s core is liquid?

Answer 23

Outer core

Question 24

Which part of the Earth’s core is solid?

Answer 24

Inner core

Question 25

Who proposed the Continental Drift Theory

Answer 25

Alfred Wegener

Question 26

This theory states that parts of the Earth's crust slowly drift atop a liquid mantle

Answer 26

Continental Drift Theory

Question 27

Who proposed the seafloor spreading hypothesis?

Answer 27

Harry H. Hess

Question 28

The point on the Earth's surface that is directly above the focus or hypocenter.

Answer 28

Epicenter

Question 29

Focus or point of an earthquake in the underground

Answer 29

Hypocenter

Question 30

Type of rock formed from cementation

Answer 30

Sedimentary rocks

Question 31

What are the 2 types of igneous rocks

Answer 31

Intrusive (plutonic) and Extrusive (volcanic)

Question 32

Rocks formed from great heat and pressure

Answer 32

Metamorphic rock

Question 33

Formed from cooling and hardening magma

Answer 33

Igneous rock

Question 34

Breaking down of rocks into smaller particles

Answer 34

Weathering

Question 35

The process by which rock fragments and sediments are carried along by agents like wind and running water

Answer 35

Erosion

Question 36

The process by which rock fragments and sediments are carried by agents of erosion are are dropped or deposited in other places

Answer 36

Deposition

Question 37

The process by which rock fragments and other materials that accumulated, usually at the bottom of a thick column of water, get cemented together and hardened into rock

Answer 37

Compacting

Question 38

A change in the constitution of a rock brought about by pressure, heat and chemical action resulting in a more compact and highly crystalline condition of the rock

Answer 38

Methamorphism

Question 39

Layer of atmosphere where we live and nearly all weather happens

Answer 39

Trophosphere

Question 40

Where ozone layer is found

Answer 40

Stratosphere

Question 41

Meteors burn in this layer

Answer 41

Mesosphere

Question 42

Satellite and Aurora are found in this region

Answer 42

Thermosphere

Question 43

Earth is covered in how many percent of water

Answer 43

75% - 97.2% saltwater - 2.8% freshwater

Question 44

Scientific study of celestial bodies and everything that involves the things that originates outside of the Earth's atmosphere.

Answer 44

Astronomy

Question 45

A body orbiting around a planet

Answer 45

Satellite Note: Our moon is a satellite of Earth

Question 46

Sun is what type of star

Answer 46

Yellow star

Question 47

An extremely large exploding star A. Neutron star B. Supernova C. Pulsar D. Balckhole

Answer 47

Supernova

Question 48

Formed after a supernova explodes amd shrinks A. Neutron star B. Supernova C. Pulsar D. Balckhole

Answer 48

Neutron star

Question 49

Created by the total gravitational collapse of a massive star

Answer 49

Blackhole