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Slide 1 - Tekstslide
Which tool is used to measure the mass of an object?
A
Beaker
B
Bunsen burner
C
Measuring cylinder
D
Digital balance
Slide 2 - Quizvraag
What is the independent variable in an experiment?
A
The variable that is deliberately changed
B
The variable that is measured
C
The variable that is observed
D
The variable that stays the same
Slide 3 - Quizvraag
What is the independent variable in an experiment?
A
The variable that is deliberately changed
B
The variable that is measured
C
The variable that is observed
D
The variable that stays the same
Slide 4 - Quizvraag
Which equipment is used to measure the volume of a liquid?
A
Test tube
B
Pipette
C
Thermometer
D
Measuring cylinder
Slide 5 - Quizvraag
What is the basic structure in all living organisms?
A
Tissue
B
Organism
C
Organ
D
Cell
Slide 6 - Quizvraag
Which type of cell has no a nucleus?
A
Plant cell
B
Animal cell
C
Eukaryotic cell
D
Prokaryotic cell
Slide 7 - Quizvraag
Which process converts glucose into energy?
A
Fermentation
B
Photosynthesis
C
Mitosis
D
Cellular respiration
Slide 8 - Quizvraag
What is the main role of photosynthesis?
A
Convert chemical energy into sunlight
B
Convert heat energy into chemical energy
C
Convert sunlight into chemical energy
D
Convert sunlight into heat energy
Slide 9 - Quizvraag
Which process converts glucose into energy?
A
Fermentation
B
Photosynthesis
C
Mitosis
D
Cellular respiration
Slide 10 - Quizvraag
What are the reactants of photosynthesis?
A
Sunlight and chlorophyll
B
Nitrogen and hydrogen
C
Carbon dioxide and water
D
Oxygen and glucose
Slide 11 - Quizvraag
What is the main role of photosynthesis?
A
Convert chemical energy into sunlight
B
Convert heat energy into chemical energy
C
Convert sunlight into chemical energy
D
Convert sunlight into heat energy
Slide 12 - Quizvraag
Where does photosynthesis happen in plants?
A
Chloroplasts
B
Nucleus
C
Vacuoles
D
Mitochondria
Slide 13 - Quizvraag
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 14 - Quizvraag
Where does digestion mostly occur in the human body?
A
In the small intestine
B
In the esophagus
C
In the large intestine
D
In the stomach
Slide 15 - Quizvraag
Where does digestion mostly occur in the human body?
A
In the small intestine
B
In the esophagus
C
In the large intestine
D
In the stomach
Slide 16 - Quizvraag
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 17 - Quizvraag
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 18 - Quizvraag
What is the role of bile in digestion?
A
To absorb water from undigested food
B
To neutralize stomach acid
C
To emulsify fats
D
To assist in protein digestion
Slide 19 - Quizvraag
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 20 - Quizvraag
What is an electron?
A
A neutrally charged subatomic particle
B
A type of gas
C
A positively charged subatomic particle
D
A negatively charged subatomic particle
Slide 21 - Quizvraag
What is the nucleus?
A
The central part of an atom containing protons and neutrons
B
The outermost part of an atom
C
A type of energy
D
A type of cell
Slide 22 - Quizvraag
What is an isotope?
A
Atoms of the same element with different numbers of neutrons
B
A type of molecule
C
Atoms of different elements with the same number of protons
D
Atoms with no protons
Slide 23 - Quizvraag
What are the two main components needed to make a salt?
A
Acid and base
B
Water and salt
C
Gas and solid
D
Metal and oxygen
Slide 24 - Quizvraag
Which acid is commonly used in salt production?
A
Phosphoric acid
B
Nitric acid
C
Sulfuric acid
D
Hydrochloric acid
Slide 25 - Quizvraag
What is the colour of common table salt?
A
Yellow
B
Green
C
Blue
D
White
Slide 26 - Quizvraag
What is the colour of copper sulphate salt?
A
Yellow
B
Green
C
Blue
D
White
Slide 27 - Quizvraag
What is the colour of copper sulphate salt?
A
Yellow
B
Green
C
Blue
D
White
Slide 28 - Quizvraag
Which type of graph is best for comparing quantities?
A
Scatter plot
B
Pie chart
C
Bar graph
D
Line graph
Slide 29 - Quizvraag
Which type of graph is best for comparing quantities?
A
Scatter plot
B
Pie chart
C
Bar graph
D
Line graph
Slide 30 - Quizvraag
What does the x-axis represent in a graph?
A
Independent variable
B
Dependent variable
C
Title
D
Legend
Slide 31 - Quizvraag
What does the x-axis represent in a graph?
A
Independent variable
B
Dependent variable
C
Title
D
Legend
Slide 32 - Quizvraag
What is the purpose of a scatter graph?
A
To display categorical data
B
To represent time series data
C
To compare different data sets
D
To show the relationship between two variables
Slide 33 - Quizvraag
What is the purpose of a scatter graph?
A
To display categorical data
B
To represent time series data
C
To compare different data sets
D
To show the relationship between two variables
Slide 34 - Quizvraag
How are the data points represented in a scatter graph?
A
Individual points or dots
B
Lines
C
Pie slices
D
Bars
Slide 35 - Quizvraag
How are the data points represented in a scatter graph?
A
Individual points or dots
B
Lines
C
Pie slices
D
Bars
Slide 36 - Quizvraag
What is the equation for calculating velocity?
A
v = d * t
B
v = dt
C
v = d + t
D
v = d/t
Slide 37 - Quizvraag
What is the equation for calculating velocity?
A
v = d * t
B
v = dt
C
v = d + t
D
v = d/t
Slide 38 - Quizvraag
What is the equation for calculating force?
A
F = m + a
B
F = m * a
C
F = m - a
D
F = m / a
Slide 39 - Quizvraag
What is the equation for calculating force?
A
F = m + a
B
F = m * a
C
F = m - a
D
F = m / a
Slide 40 - Quizvraag
What is the equation for calculating work?
A
W = F - d * cos(theta)
B
W = F / d * cos(theta)
C
W = F * d * cos(theta)
D
W = F + d + cos(theta)
Slide 41 - Quizvraag
What is the equation for calculating work?
A
W = F - d * cos(theta)
B
W = F / d * cos(theta)
C
W = F * d * cos(theta)
D
W = F + d + cos(theta)
Slide 42 - Quizvraag
What is the equation for calculating energy?
A
E = m + c^2
B
E = m - c^2
C
E = m / c^2
D
E = m * c^2
Slide 43 - Quizvraag
What is the equation for calculating energy?
A
E = m + c^2
B
E = m - c^2
C
E = m / c^2
D
E = m * c^2
Slide 44 - Quizvraag
What is the equation for calculating power?
A
P = W / t
B
P = W * t
C
P = W - t
D
P = W + t
Slide 45 - Quizvraag
What is the equation for calculating power?
A
P = W / t
B
P = W * t
C
P = W - t
D
P = W + t
