Identify the Following as physical properties or chemical properties.

A. reacts with water

B. is Red

C. Is Shiny and slivery

D. Melts easily

E. boils at 100 C

F. Is non flammable

G. has low density.

H. tarnishes in moist air

Counting your pulse can be most accurately performed by applying light pressure to an artery that is close to the surface of the skin. True or false?

How to tell if something is an electrolyte

Is this argument valid or invalid? Why? What did you consider when determining whether this argument uses proper reasoning? If students earn college degrees, they tend to make more money. Chris earned a college degree.

Calculate the buoyant force (in N) on a 1.0 m^3 chunk of brass submerged in a bath of mercury.

A man wishes to pull a crate 15m across a rough floor by exerting a force of 100 N. The coefficient of kinetic friction is 0.25. For the man to do the least work, the angle between the force and the horizontal should be: A. 0 B. 14? C. 43? D. 66? E.

Contrast balanced and unbalanced forces.

A wave will travel only as long as it has energy

a box sliding on a frictionless surface when it suddenly begins to rain heavily. if the downpour of rainfall falls vertically into the box, gradually filling it, what would happen to the speed of the box

Which would fall with a greater acceleration in a vacuum-a leaf or a stone?

A force acts on a 5kg object at rest. How fast will the object accelerate on a frictionless surface? A.) 4 m/s^2 B.) 15 m/s^2 C.) 25 m/s^2 D.) 100 m/s^2