Combined Science Trilogy Foundation Physics Paper 1 Flashcards
(26 cards)
What is the unit of force in the SI system?
Newton (N)
True or False: Mass and weight are the same.
False
Fill in the blank: The formula for calculating speed is _____ = distance ÷ time.
speed
What is the law that states that an object in motion stays in motion?
Newton’s First Law of Motion
What is the gravitational acceleration on Earth?
9.8 m/s²
Multiple Choice: What is the formula for calculating kinetic energy? A) KE = 1/2 mv² B) KE = mv C) KE = mgh
A) KE = 1/2 mv²
What type of energy is stored in an object due to its position?
Potential energy
True or False: Energy can be created and destroyed.
False
Fill in the blank: The total energy in a closed system is _____ constant.
always
What is the principle of conservation of energy?
Energy cannot be created or destroyed, only transformed.
What instrument is used to measure temperature?
Thermometer
Multiple Choice: Which of the following is a non-renewable energy source? A) Solar B) Wind C) Coal D) Geothermal
C) Coal
What is the effect of friction on motion?
Friction opposes motion.
True or False: Light travels faster than sound.
True
What is the formula for calculating work done?
Work = Force × Distance
Fill in the blank: The unit of power is _____ in the SI system.
Watt (W)
What is the relationship between voltage, current, and resistance in an electrical circuit?
Ohm’s Law: V = I × R
Multiple Choice: What type of circuit has multiple paths for current? A) Series B) Parallel C) Short
B) Parallel
What is the primary source of energy for the Earth?
The Sun
True or False: Sound can travel through a vacuum.
False
What is a wave?
A disturbance that transfers energy through space or matter.
Fill in the blank: The frequency of a wave is measured in _____ (units).
Hertz (Hz)
What type of energy transformation occurs in a battery?
Chemical energy to electrical energy
Multiple Choice: Which of the following types of waves require a medium to travel? A) Electromagnetic B) Sound C) Light
B) Sound
