What is the equation for Density???
Mass/Volume
Where is Superman from???
(36)
Krypton
What is H2O??
Water
How much work is done on a small car if a 3150 N force is exerted to move it 75.5 m to the side of the road?
237,825
5.0 m
How do you find the mass of something??
Force/ acceleration
How many valenced electrons does Carbon have??
4
What is the formula for Sulfuric Acid??
H2SO4
Calculate the work done by a 47 N force pushing a pencil 0.26 m.
12.22J
How does ice cool a warm drink??
Heat flows from the drink to the ice
What is the potential energy of a boulder with the height of 20 ft and a weight of 50 kg??
9,800
How many periods are on the periodic Table??
7
What is the chemical formula for barium Hydroxide??
Ba(OH2)3
A horse performs 15000 joules of work pulling a wagon for 20 seconds. What is the horse's power?
750
A 200-kg load is suspended from a cable on a crane. The load is moved upward at a constant velocity 20 m to the top of the building. How could you describe the force on the cable as it moves upward??
The force would remain the same.
Bob pushes on a 50 kg box with a force of 20 Newtons of force. It took him 10 seconds to move the box. How much power did Bob use???
10
What are the names of the diatomic 7??
Hydrogen, nitrogen, Oxygen, Fluorine, Chlorine, Bromine, and Iodine
What is the chemical formula for Aluminum sulfide??
Al2S3
A box is pushed across the floor for a distance of 5 meters with a force of 50 Newtons in 5 seconds.
A. How much work is done?
B. What is the power?
A: 250
B: 50
A certain wave has compression and rarefactions. How should this wave be classified??
As a Longitudinal wave
What is the equation for Kinetic Energy??
1/2*mass*volume squared
Name 3 columns
Noble Gases
Halogens
Alkali metals
Alkaline Earth Metals
Describe a compound?
Use Scientific Words
a thing that is composed of two or more separate elements; a mixture.
Who is Issac Newton?? Explain
Sir Isaac Newton (25 December 1642 – 20 March 1726/27) was an English mathematician, physicist, astronomer, theologian, and author (described in his own day as a "natural philosopher") who is widely recognized as one of the most influential scientists of all time and as a key figure in the scientific revolution.
Double Jeopardy!!!
What is the Tyndall effect??
The Tyndall effect is the scattering of light as a light beam passes through a colloid. The individual suspension particles scatter and reflect light, making the beam visible.