year 11 revision work

year 11 revision work
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Slide 1: Slide
ScienceUpper Secondary (Key Stage 4)GCSE

This lesson contains 66 slides, with interactive quizzes and text slide.

Items in this lesson

year 11 revision work

Slide 1 - Slide

Is smoking healthy?
A
Yes
B
I don't know
C
No

Slide 2 - Quiz

What are smoking risks and dangers? 
A
Smoking can cause cancer
B
Smoking can cause back pain.
C
Smoking can cause a cold

Slide 3 - Quiz

What does smoking affect?
A
Eyes
B
Lungs
C
Nails
D
Hair

Slide 4 - Quiz

Identify ONE physical factor that can affect health and wellbeing (1)
A
Religion
B
Discrimination
C
Exercise
D
Friendship

Slide 5 - Quiz

What food test is used to detect the presence of starch?
A
Biuret test
B
Iodine test
C
Ethanol test
D
Benedict's test

Slide 6 - Quiz

Is drinking alcohol healthy?
A
Yes
B
No
C
I don't know

Slide 7 - Quiz

What food test is used to detect the presence of reducing sugars?
A
Ethanol test
B
Biuret test
C
Iodine test
D
Benedict's test

Slide 8 - Quiz

What food test is used to detect the presence of protein?
A
Biuret test
B
Sudan III test
C
Iodine test
D
Benedict's test

Slide 9 - Quiz

What food test is used to detect the presence of lipids?
A
Iodine test
B
Benedict's test
C
Biuret test
D
Ethanol test

Slide 10 - Quiz

Which unit of measure are used for measuring liquids:
A
Metres
B
Litres
C
Grams
D
Centimetres

Slide 11 - Quiz

What is the main role of enzymes in digestion?
A
To break down food into smaller molecules
B
To transport nutrients to the cells
C
To provide energy for the body
D
To regulate body temperature

Slide 12 - Quiz

What is the role of the enzyme lipase?
A
To convert proteins into amino acids
B
To facilitate absorption of water
C
To break down carbohydrates
D
To break down fats

Slide 13 - Quiz

What is an enzyme?
A
A type of carbohydrate
B
A form of DNA
C
A protein that speeds up chemical reactions
D
A type of lipid

Slide 14 - Quiz

Where are enzymes found in the human body?
A
Only in the blood
B
Only in the liver
C
In various organs and tissues
D
Only in the brain

Slide 15 - Quiz

What is the function of enzymes in the body?
A
To regulate body temperature
B
To store energy in cells
C
To produce hormones in the body
D
To catalyze biochemical reactions

Slide 16 - Quiz

How do enzymes work?
A
By increasing the acidity of the environment
B
By decreasing the substrate concentration
C
By changing the temperature of the surroundings
D
By lowering the activation energy of reactions

Slide 17 - Quiz

What can affect the activity of enzymes?
A
Temperature and pH levels
B
Blood pressure and heart rate
C
Muscle strength and flexibility
D
Emotional state and mental concentration

Slide 18 - Quiz

Where are enzymes typically found?
A
In rocks.
B
In cells.
C
In the atmosphere.
D
In space.

Slide 19 - Quiz

Which part of the enzyme does the substrate bond to?
A
The peptide bond
B
The reactive site
C
The active site
D
The capsule

Slide 20 - Quiz

What is the first stage of digestion?
A
Egestion
B
Absorption
C
Assimilation
D
Ingestion

Slide 21 - Quiz

Which of the following is an example of reflection?
A
Hearing an echo in a cave
B
Feeling the warmth of the sun
C
Seeing yourself in a mirror
D
Tasting a delicious meal

Slide 22 - Quiz

What enzyme breaks down carbohydrates in the mouth?
A
Lipase
B
Pepsin
C
Amylase
D
Trypsin

Slide 23 - Quiz

What type of wave undergoes reflection?
A
Radio waves
B
Light and sound waves
C
Heat waves
D
Electromagnetic waves

Slide 24 - Quiz

Where does most nutrient absorption occur in the digestive system?
A
Stomach
B
Large intestine
C
Esophagus
D
Small intestine

Slide 25 - Quiz

What law describes the angle of incidence being equal to the angle of reflection?
A
Snell's law
B
The law of reflection
C
Newton's law of motion
D
The law of refraction

Slide 26 - Quiz

What is the function of bile in digestion?
A
Produce enzymes
B
Digest carbohydrates
C
Absorb nutrients
D
Emulsify fats

Slide 27 - Quiz

What type of mirror has a flat, reflective surface?
A
Convex mirror
B
Dome mirror
C
Concave mirror
D
Plane mirror

Slide 28 - Quiz

Which organ produces insulin to regulate blood sugar levels?
A
Gallbladder
B
Liver
C
Pancreas
D
Spleen

Slide 29 - Quiz

Which type of mirror causes light rays to converge to a focal point?
A
Plane mirror
B
Concave mirror
C
Dome mirror
D
Convex mirror

Slide 30 - Quiz

What type of mirror is designed with a panoramic view in mind?
A
Plane mirror
B
Concave mirror
C
Dome mirror
D
Convex mirror

Slide 31 - Quiz

What phenomenon is described by the bouncing back of light from a smooth surface?
A
Reflection
B
Absorption
C
Refraction
D
Diffraction

Slide 32 - Quiz

What is the phenomenon when a pencil appears bent in a glass of water?
A
Absorption
B
Dispersion
C
Reflection
D
Refraction

Slide 33 - Quiz

Which color of light bends the most during refraction?
A
Green
B
Yellow
C
Violet
D
Red

Slide 34 - Quiz

What is the angle of refraction?
A
The angle between the incident ray and the mirror.
B
The angle between the refracted ray and the surface.
C
The angle between the incident ray and the refracted ray.
D
The angle between the refracted ray and the normal.

Slide 35 - Quiz

Which of the following can cause refraction of light?
A
Passing through a vacuum.
B
Passing through a medium with a different optical density.
C
Reflection off a mirror.
D
Passing through a medium with the same optical density.

Slide 36 - Quiz

What is refraction?
A
The bending of light as it passes through different mediums.
B
The absorption of light by a surface.
C
The reflection of light off a smooth surface.
D
The dispersion of light into its component colors.

Slide 37 - Quiz

What is the subatomic particle that orbits the nucleus of an atom?
A
Proton
B
Photon
C
Electron
D
Neutron

Slide 38 - Quiz

Which element has the atomic number 1?
A
Carbon
B
Helium
C
Hydrogen
D
Oxygen

Slide 39 - Quiz

Which sub-atomic particles make up the atomic mass?
A
protons and electrons
B
protons and neutrons
C
neutrons and electrons
D
protons, neutrons and electrons

Slide 40 - Quiz

What is the correct term for atoms of the same element that have different atomic masses?
A
isotopes
B
ions
C
elements
D
atoms

Slide 41 - Quiz

An atom that loses electrons will form...
A
Positive ions
B
Negative ions

Slide 42 - Quiz

The following picture shows the placement of atoms in a-
A
Solid
B
Liquid
C
Gas

Slide 43 - Quiz

What determines which element an atom is?
A
Number of protons
B
Number of electrons
C
Number of neutrons

Slide 44 - Quiz

What is the atomic number of fluorine?
A
9
B
10
C
18
D
19

Slide 45 - Quiz

How many atoms can you see?
A
1
B
2
C
3
D
4

Slide 46 - Quiz

Which atom is a nobel gas?
A
B
C
D

Slide 47 - Quiz

The following picture shows the placement of atoms in a-
A
Solid
B
Liquid
C
Gas

Slide 48 - Quiz

What is the energy store associated with the nucleus of an atom?
A
Sound energy
B
Nuclear energy
C
Kinetic energy
D
Thermal energy

Slide 49 - Quiz

The following picture shows the placement of atoms in a-
A
Solid
B
Liquid
C
Gas

Slide 50 - Quiz

What colour are the neutrons in this atom?
A
Blue
B
Red
C
Yellow

Slide 51 - Quiz

State the number of atoms of each element in:

A
2 Hydrogen, 2 Oxygen
B
2 Hydrogen, 1 Oxygen
C
1 Hydrogen, 1 Oxygen
D
1 Hydrogen, 2 Oxygen

Slide 52 - Quiz

How many atoms can you see?
A
2
B
3
C
7
D
13

Slide 53 - Quiz

How many oxygen atoms are present in:
A
2
B
6
C
4
D
8

Slide 54 - Quiz

What is the maximum number of atoms in a small covalent?
A
1
B
2
C
3
D
4

Slide 55 - Quiz

How many atoms of each element are in:
A
3 Cu, 6 Cl
B
6 Cu, 6 Cl
C
3 Cu, 2 Cl
D
6 Cu, 2 Cl

Slide 56 - Quiz

What is the process of rearranging atoms in a substance called?
A
Molecular transformation
B
Chemical reaction
C
Atomic shuffling
D
Elemental reorganization

Slide 57 - Quiz

What is the term for the rearrangement of atoms within molecules?
A
Elemental modification
B
Molecular reorganization
C
Chemical rearrangement
D
Atomic shifting

Slide 58 - Quiz

What is the result of rearranging atoms in a chemical reaction?
A
Formation of new compounds
B
Molecule separation
C
Elemental fusion
D
Atom fusion

Slide 59 - Quiz

What is the center of an atom called?
A
Proton Cloud
B
Orbit
C
Nucleus
D
Electron Cloud

Slide 60 - Quiz

Which sub-atomic particle does ionising radiation knock off an atom?
A
inner shell electron
B
outer shell electron
C
proton from the nucleus
D
neutron from the nucleus

Slide 61 - Quiz

How many carbon atoms are there in a Buckminster Fullerene?
A
20
B
40
C
60
D
80

Slide 62 - Quiz

What is the atomic number?
A
The number of electrons in an atom
B
The number of protons in an atom
C
The number of neutrons in an atom
D
The mass of an atom

Slide 63 - Quiz

What is the positively charged center of an atom called?
A
Electron cloud
B
Nucleus
C
Atomic radius
D
Atomic weight

Slide 64 - Quiz

Who discovered the nucleus of the atom?
A
John Dalton
B
Niels Bohr
C
Ernest Rutherford
D
J.J. Thomson

Slide 65 - Quiz

Which scientist developed the planetary model of the atom?
A
Ernest Rutherford
B
John Dalton
C
Niels Bohr
D
J.J. Thomson

Slide 66 - Quiz