Work,Power,Energy
Is there a transition metal yes or no?
YES (
Does it contain two nonmetals yes or no
YES
Does it contain metal
Yes
A golf club has 10 kg m/s of momentum when it hits a golf ball that is at rest. After the collision, the golf club has a momentum of 1 kg m/s and the golf ball has a momentum of 9 kg m/s. Which of the following comparisons is TRUE about the change in momentum of the two objects?
9kg
Does it have two or more subscripts yes or no
NO ( Put the subscript at the end of the element name.)
Are there any prefixes
YES ( 1. add a prefix to the beginning of the second element.)
is it a transitional metal?
No
A 4 kg pendulum is pushed up from the ground with a velocity of 10 m/s. What maximum height will the pendulum reach?
2.55m
Is it two or more elements yes or no?
YES
An object has a mass of 100 kg moving at 5 m/s. What is the linear momentum of the object?
500
does it contain 2 or more elements?
yes
A 1000 kg car is driving and has a kinetic energy of 6000 J. What is the velocity of the car?
3.46
2.A man climbs on to a wall that is 3.6m high and gains 2268J of potential energy. What is the mass of the man?
64.2
Calculate the momentum of a 0.145 kg baseball being thrown at a speed of 40.0 m/s
5.8
Jane drives to work, she puts her purse on the passenger seat. By the time she arrives at work her purse is on the floor, how would you explain why her purse is on the floor to her?
inerta
A bus is moving at a speed of 20 m/s, when it begins to slow at a constant rate of 5 m/s2 in order to stop at a bus stop. If it comes to rest at the bus stop, how far away was the bus from the stop?
40m
A ball is dropped from 4 meters above the ground. If it begins at rest, how long does it take to hit the ground?
.903s
Does it end in ide yes or no?
YES ( put the ide at the end of the name)
A bicycle has a momentum of 25.00 kg·m/s and a velocity of 2.5 m/s. What is the bicycle’s mass
10
Your shopping cart has a mass of 65 kilograms. In order to accelerate the shopping cart down an aisle at 0.3 m/s , what force would you need to use or apply to the cart?
19.5 N
A pilot stops a plane in 484 m using a constant acceleration of -8.0 m/s2 . How fast was the plane moving before braking began?
88m/s2
A ball is thrown upward at 4 meters per second starting from ground level. How long does it take for the ball to return to the ground?
.815