Motion & Forces
What is the Sl unit of force?
Newton
What type of energy is stored in a compressed spring?
Elastic Potential Energy
What is the distance between two wave crests called?
Wavelength
What is the bending of light as it passes through different mediums called?
Refraction
What is the unit of electric current?
Ampere (A)
What law explains why a ball continues to roll unless stopped?
Newton's First low
What is the formula for work?
Work= Force x Distance
What is the unit of frequency
Hertz (Hz)
What type of lens converges light rays?
Convex lens
What does a resistor do in a circuit?
Limits the flow of electric current
what is the formula for force?
F=ma
What unit is used to measure energy?
What type of wave is sound?
Longitudinal wave
What is the phenomenon causes a rainbow?
Dispersion of light
What is the relationship between voltage, current, and resistance?
Ohm's Law: V=IR
What is acceleration?
The rate of change of velocity over time
What is the law of conservation of energy?
Energy cannot be created or destroyed, only transformed
What happens to the pitch of a sound if its frequency increases?
The pitch gets higher
What is the speed of light in a vacuum?
Appromimately 299,792,458 m/s
What type of current is used in household electricity?
Alternating Current (AC)