WorksheetsFinal Round (Science 8)
Total questions: 40
Worksheet time: 20mins
Easy # 1
It is the process by which the complex food taken into the body is transformed into simple molecules that can pass through the cell membrane so the body can use them.
Digestion
Ingestion
Absorption
Excretion
Easy # 2
Part of the mechanical process while breaking down of starch to sugar.
tearing
grinding
Chewing
crushing
Easy # 3
Which organ churns food and uses acid and enzymes to break down food?
stomach
mouth
esophagus
epiglottis
Easy # 4
What is the function of the teeth and tongue?
chemical digestion
breaks down food
mechanical digestion
they only chew food
Easy # 5
What connects the mouth to the stomach?
epiglottis
esophagus
pylorus
tongue
Easy # 6
Nutrients from digested food are absorbed in which digestive organ?
Small Intestine
Large Intestine
Stomach
Gallbladder
Easy # 7
Food travels down the esophagus to the_______.
Gall bladder
Mouth
Stomach
Small intestine
Easy # 8
He arranged the elements in the periodic table according to increasing atomic number.
Glen Seaborg
Lord Rayleigh
Henry Moseley
William Ramsay
Easy # 9
It is made up of the solid crust and the upper mantle of the asthenosphere
Mesosphere
Lithosphere
Exosphere
Stratosphere
Easy # 10
It refers to the general condition of the atmosphere at a particular time and place on a day-to-day basis.
Breeze
Monsoons
Climate
Weather
Easy # 11
Narrow band of the electromagnetic spectrum that can be detected by the human eye.
visible light
dispersion
. electromagnetic wave
light
Easy # 12
It is the arrangement of the electron on different energy levels and sublevels
Atomic mass
Atomic number
Electron configuration
Electron affinity
Easy # 13
Composed of two or more elements that are covalently bonding.
matter
atom
molecules
particles
Easy # 14
Defined as pure substance that contain only one type of atom.
elements
compounds
mixtures
substance
Easy # 15
Do not change the composition of matter.
Intensive Properties
Mechanical properties
Chemical properties
Physical properties
Average # 1
Basic unit of an element
molecules
atom
particles
substance
Average # 2
It is usually beginning in the Pacific Ocean and forms where there is warm water.
climate
earthquake
weather
typhoon
Average # 3
Used to regulate overflowing current through a circuit at one time
capacitor and diode
battery and circuit
fuses and circuit breakers
breaker and safety box
Average # 4
Units called ______ describe how strongly electrons flow from one object to another.
joules
watts
volts
amperes
Average # 5
A ______ is formed when an electric current pass through an unbroken path of conductors.
electron
circuit
insulator
proton
Average # 6
Light is a type of energy that travels as an _________________.
Longitudinal Wave
Electromagnetic Wave
Electric Current
Magnetic Wave
Average # 7
What happens when light transitions into a new medium?
Reflection
Mirror
Absorbing
Refraction
Average # 8
What is a tool that makes sounds louder called?
Pitch
Wavelength
Amplifier
Outer ear
Average # 9
Our __________ vibrates when we talk and sing.
Vocal cord
Leg
Head
Heart
Average # 10
An object at rest will _______ if no outside forces are applied.
Stay at rest
Decrease in Mass
Increase in Velocity
Increase in speed
Average # 11
The SI units for force is ______.
Kilograms
Meters per second
Newtons
Pounds
Average # 12
Digestion begins in __________.
In your stomach
In your small intestine
In your mouth
In your large intestine
Average # 13
What does our body receive from food?
organs
nutrients
saliva
cells
Average # 14
Which organ absorbs any remaining water and turns food into waste?
Large Intestine
Small Intestine
Liver
Pancreas
Average # 15
Observable characteristics such as texture, color, size, and mass are known as______.
combinations
physical properties
states of matter
scientific tools
Difficult # 1
A 20 kg bike accelerates at 10 m/s2. what was the force?
(a)
Difficult # 2
The sum of all forces acting on an object.
(a)
Difficult # 3
What force holds the planets in motion around the sun?
(a)
Difficult # 4
How many electrons can the first energy level hold?
(a)
Difficult # 5
Electrons occupy orbitals of lowest energy first is part of what electron configuration rule?
(a)
Difficult # 6
Which organ sends nutrients from food to the rest of the cells in our bodies?
(a)
Difficult # 7
Muscular tube that connects the mouth to the stomach.
(a)
Difficult # 8
The inner planets are called terrestrial planets because they are composed of (a) .
Difficult # 9
One factor that makes life possible on Earth is (a) .
Difficult # 10
The positively charged subatomic particle contained in the nucleus of an atom
(a)
