Conservation of energy
A ball starts at a height of 20m. It rolls down the hill to the ground. inbewteen, at a height of 10m, what energies are present?
KE and GPE
Two objects collide and BOUNCE off each other. What type of collision is this?
Elastic Collision
What university did Mr. Simon go to?
A 10V battery is connected to a 5ohm and 10 ohm resistor in PARALLEL. What is the total voltage in the circuit?
10 Volts
A 10V battery is connected to a 5ohm and 10 ohm resistor in series. What is the total voltage in the circuit?
10 V
A 4kg ball is moving at 15m/s, and slows down to a complete stop. What was the work done to slow the ball to rest?
Work= -450J
A 10kg crate splits into 2 pieces, a 4kg piece moving at 10m/s, and a 6kg piece. What is the velocity of the 6kg piece?
velocity of 6kg piece = -6.67 m/s
What nationallity is Mr. Simon
Indian
A 10 V battery is connected to two resistors in parallel. Resistor 1 is 5 ohms, resistor 2 is unknown. The total current in the circuit is 5 Amps. What is the total resistance in the circuit?
2 Ohms
A 30V battery is connected to a 5ohm and 10 ohm resistor in series. What is the total current in the circuit?
2 Amps
A car with a kinetic energy of 100,000J, slams its breaks, coming to a rest in 20m. What is the force of friction acting on the car from the breaks?
F = -5000N
A 2000kg car moving at 25m/s, crashes into a 4,000 kg truck moving at -10m/s. They then stick together and move as one object. What is the velocity of the truck+car combined?
1.667 m/s
How many kids does Mr. Simon have?
0
A 10V battery is connected to a 5ohm and 10 ohm resistor in Parallel. What is the total resistance in the circuit?
10/3 ohms = 3.33 Ohms
A 30V battery is connected to a 5ohm and 10 ohm resistor in series. What is the voltage in the 10ohm resistor?
20 Volts
A 10kg ball is held at a height of 100m. It drops to the ground and bounces up to a height of 30m. What is the kinetic energy at a height of 30m?
KE= 7,000J
A 2kg soccer player moving at 15m/s, is kicked by a player in .3 seconds, causing it to move at -35 m/s. What is the force acting on the soccer ball equal to?
F= -333.33 N
How old is Mr. Simon?
25
A 10V battery is connrected to two 5ohm resistors in Parallel. If a third resistor is added, how does the total current change?
It increases
A 10V battery is connrected to two 5ohm resistors in series. If a third resistor is added, how does the total current change?
it decreases
A 10kg ball is at the top of a 20m tall hill. It rolls down to the ground. What is the velocity at the ground?
20 m/s.
A 50kg man is moving at an unknown velocity when someone pushes him with a force of 25N, with a time of contact of 5 seconds; ending his velocity at 75 m/s. What is the initial velocity of the 80kg man?
Initial velocity= 72.5 m/s
what is Mr. Simon's middle name? (must be spelled correctly)
Muthukattil
A 10V battery is connected to two 5ohm resistors in Parallel. If a third resistor is added, how does the voltage through the 5 ohm resistor change
It stays the same
A 10V battery is connrected to two 5ohm resistors in series. If a third resistor is added, how does the voltage throughthe 5 ohm resistor change?
it decreases