A 560-N woman stands on top of a very tall ladder so she is one Earth radius above Earth's surface. What is her weight?
What is 140N
100
Two like charges will?
What is Repel
100
While jet-skiing on a lake, you look back and notice a v-shaped pattern made by overlapping wave crests. This pattern is known as?
What is a bow wave.
100
Rockets are launched from an airplane in the coward direction of motion. The kinetic energy of the airplane will be?
What is decreased
100
Who is the star in Fresh Prince of Bel-Air?
What is Will Smith
200
Which is greater, the gravitational force between Earth and the moon, or the force between Earth and the sun?
What is the Earth and sun
200
Electrical forces between charges are strongest when the charges are?
What is close
200
When two or more waves are at the same place at the same time, the resulting effect is called?
What is interface.
200
The ratio of output force to input of a simple machine is called the?
What is mechanical advantage
200
This yellow sponge lives in the deep blue sea
What is Spongebob
300
A very massive object A and less massive object B move toward each other under the influence of mutual gravitation. Which force is greater?
What is both are equal
300
When the distance between two charges is halved, the electrical force between the charges are?
What is quadrupled
300
Two waves arrive at the same place at the same time exactly in step with each other. Each wave has an amplitude of 2.5 m. The resulting wave has an amplitude of?
What is 5.0 m.
300
If Kelly the skater's speed increases so he has three time the momentum, then his kinetic energy is increased by?
What is none
300
In this tv show the main character can bark and meow all in the same person.
What is Cat Dog.
400
Suppose a gravitational force between two masses is 70N. If the distance between the spheres is halved, what is the force between the masses?
What is 280N
400
What is the net charge of a non-ionized atom?
What is zero
400
A wave created by shaking a rope up and down is called?
What is a transverse wave.
400
A machine puts out 100 watts of power for every 1000 wats put into it. The efficiency of the machine is?
What is 10%
400
This tv show focused around this family living in San Francisco
What is full house
500
Two objects move toward each other because of gravitational attraction. As the objects get closer and closer. What is the force between them?
What is remain constant
500
If you comb your hair and the comb becomes positively charged, your hair becomes?
What is negatively charged
500
You dip your finger repeatedly into water and make waves. If you dip your finger more frequently, the wavelength of the waves will?
What is shortens.
500
Potential energy is the energy an object has because of its?
What is location
500
This tv show revolved around the lives of this group living in New York.