A
Which of the following is an example of a contact force?
A) Gravity
B) Friction
C) Magnetic force
D) Electrostatic force
B) Friction
Which of the following is a scalar quantity?
A) Velocity
B) Acceleration
C) Force
D) Distance
D) Distance
In a uniform circular motion, the acceleration is directed:
A) Toward the center of the circle
B) Tangential to the circle
C) Opposite to the direction of motion
D) Perpendicular to the plane of the circle
A) Toward the center of the circle
Work is defined as the product of:
A) Force and time
B) Displacement and time
C) Force and displacement
D) Mass and acceleration
C) Force and displacement
Power is defined as:
A) The rate at which work is done
B) The force applied to an object
C) The distance traveled by an object
D) The energy stored in an object
A) The rate at which work is done
Which of the following is an example of potential energy?
A) A moving car
B) A stretched rubber band
C) A falling apple
D) A spinning top
B) A stretched rubber band
The flow of electric charge is called:
A) Voltage
B) Current
C) Resistance
D) Capacitance
B) Current
Earthquakes occur due to:
A) Volcanic eruptions
B) Tectonic plate movements
C) Atmospheric pressure changes
D) Human activities
B) Tectonic plate movements
Which type of fault is characterized by vertical displacement and caused by tensional stress?
A) Normal fault
B) Reverse fault
C) Strike-slip fault
D) Thrust fault
A) Normal fault
The type of stress that occurs when rocks are being pushed together is called:
A) Tension
B) Compression
C) Shear
D) Torsion
B) Compression
Typhoons are tropical cyclones that form over:
A) The Atlantic Ocean
B) The Indian Ocean
C) The Pacific Ocean
D) The Mediterranean Sea
C) The Pacific Ocean
Comets are composed mainly of:
A) Rock and metal
B) Ice and dust
C) Gas and plasma
D) Hydrogen and helium
B) Ice and dust
Meteors are also known as:
A) Shooting stars
B) Red giants
C) Black holes
D) Supernovae
A) Shooting stars
Asteroids are primarily found in:
A) The Kuiper Belt
B) The Oort Cloud
C) The Asteroid Belt
D) The Van Allen Belts
C) The Asteroid Belt
Which of the following is a renewable source of energy?
A) Coal
B) Natural gas
C) Solar power
D) Nuclear power
C) Solar power