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WorksheetsGrade 9 Battle of the Brains
Total questions: 20
Worksheet time: 10mins
Which of the following is NOT a valid postulate for proving that two triangles are congruent?
Side-Side-Side (SSS)
Side-Angle-Side (SAS)
Angle-Angle-Side (AAS)
Angle-Angle-Angle (AAA)
What is the number of chambers in the heart of an alligator?
1
2
3
4
Which of the following is NOT a key consideration in floor planning?
The ease of movement within the space.
The visual appeal of the layout.
The cost of construction and materials.
The local weather patterns.
Which of the following statements is true about two congruent triangles?
All corresponding sides and angles are congruent.
Only the corresponding sides are congruent.
Only the corresponding angles are congruent.
The corresponding sides are congruent, but the angles may differ.
Katarina often experiences shortness of breath, wheezing, and coughing, especially during physical activity. What condition is Katarina most likely suffering from?
asthma
tuberculosis
pneumonia
chronic obstructive pulmonary disease
Which triangle congruence postulate or theorem can be used if two triangles have two pairs of congruent sides and a pair of congruent angles not between the sides?
Side-Angle-Side (SAS)
Side-Side-Side (SSS)
Angle-Angle-Side (AAS)
Angle-Side-Angle (ASA)
What does the term "scale" refer to in drafting?
The proportion used to represent a real object in a drawing
The size of the drawing paper
The thickness of the lines used
The style of lettering used
What happens to the diaphragm during inhalation?
It stays in the same position
It relaxes and moves downwardIt relaxes and moves downward
It contracts and moves downward
It contracts and moves upward
Which of the following conditions of a circuit happens when uninsulated conductors from line 1 and 2 of the circuit come into contact with each other without passing any load?
Grounded circuit
Short circuit
Overloaded circuit
Open circuit
Which of the following is a property of all parallelograms?
Opposite sides are congruent.
All angles are 90 degrees.
All sides are congruent.
Diagonals are congruent.
Which of the following is a major component of blood that makes up about 55% of its volume?
red blood cells
white blood cells
platelets
plasma
When Spotify displays the song name and artist on your screen, which part of the computer system is handling this output?
CPU (Central Processing Unit)
Monitor
RAM (Random Access Memory)
Hard Drive
In a parallelogram, the diagonals:
Are congruent and bisect each other.
Are congruent but do not bisect each other.
Bisect each other but are not congruent.
Do not bisect each other.
When a black chicken (BB) is crossed with a white chicken (Bb), what is the expected offspring phenotype if the trait exhibits co-dominance?
Half of the offspring will be checkered; half of the offspring will be black.
Half of the offspring will be black; half of the offspring will be white.
All offspring will be black.
All offspring will be white.
Which of the following components is used to store electrical charge in a circuit?
Resistor
Capacitor
Inductor
Transistor
Which of the following statements is true about the angles of a parallelogram?
All angles are congruent.
Opposite angles are congruent.
Adjacent angles are congruent.
he sum of any two adjacent angles is 180 degrees.
Which of the following are the products of the light-dependent reactions of photosynthesis?
Oxygen, ATP and NADPH
Carbon dioxide and oxygen
Glucose and oxygen
Water and glucose
What is the purpose of a voltage regulator in an electronic circuit?
To convert DC to AC
To maintain a constant output voltage
To store electrical charge
To control the flow of current
Which of the following is true for a kite's symmetry?
A kite has two lines of symmetry, one along each diagonal.
A kite has no lines of symmetry.
A kite has one line of symmetry, along the line of symmetry of the congruent sides.
A kite has two lines of symmetry, one along each pair of opposite sides.
Which of the following is the product when a magnesium cation (Mg+2) is bonded with a chloride anion (Cl-)?
MgCl
MgCl2
Mg2Cl
Mg2Cl2
