Waves
What is the maximum upward displacement called in a transverse wave?
Crest
What is momentum used for in Physics?
To predict the resulting direction and speed of motion of the object.
What is the force that pulls objects towards each other ?
Gravity
What is the SI unit of energy?
Joule
What term describes a collision in which the total kinetic energy of the system is conserved?
Elastic Collision
What is the maximum downward displacement called in a transverse wave?
Trough
What is the equation to calculate momentum?
p=mv
Who formulated the law of universal gravitation?
Isaac Newton
Name the law that states that energy cannot be created or destroyed, only transformed from one form to another.
Law of Conservation of Energy
Inelastic collision
What type of wave is a sound wave?
Longitudinal
An object has a mass of 2 kg and is moving with a velocity if 5 m/s. What is its momentum?
10 kg ⋅ m/s
On Which planet would you weigh the most due to gravity?
Jupiter
What type of energy is possessed by an object due to its motion?
Kinetic Energy
What is the term of a collision in which both momentum and kinetic energy are conserved?
Elastic collision
What type of wave is an ocean wave?
Transverse
A baseball with a mass of 0.15 kg is thrown with a velocity of 30 m/s. What is its momentum?
4.5 kg ⋅ m/s
What is the acceleration due to gravity on Earth?
9.8m/s^2
What is the potential energy stored in an object due to its position above the Earth's surface called?
Gravitational Potential Energy
In a perfectly inelastic collision, what happens to the colliding objects after the collision?
They stick together and move as one mass.
A wave has a frequency of 180 Hz and a velocity of 120 meters per second. What is its wavelength?
0.66 meters
A car with a mass of 1000 kg is travelling at a velocity of 20 m/s. What is its momentum?
20,000 kg ⋅ m/s
What happens to an object's weight if you move it to a location with stronger gravity?
The object's weight would increase.
What is the term for the energy stored in the nucleus of an atom?
Nuclear Energy
What principle states that the total momentum of an isolated system remains constant before and after a collision?
Law of Conservation of Momentum.