Give the name of the element that is represented by the atomic symbol Fe.

A) Fermi

B) Ferrous

C) Igneous

D) Iron

The amount of medicine in micrograms, A, in a person's bloodstream t minutes after a certain quantity of it has been inhaled can be approximated by the equation Upper A equals negative 40 t squared plus 160 t.

When you observe the world and see something that you don't understand, you make a hypothesis that you try to prove. This either fails so you make a new hypothesis, or it is proven to be correct.

What is the average speed of a car that traveled 300.0 miles in 5.5 hours? Write your answer in km/min

Which statement best describes a characteristic of gases?

What is the formula for voltage

Two children playing on a frictionless garden gate invent a new game called "gate". The idea is that they will get on opposite sides of the gate and each push such that the gate does not move.

What is the frequency of 20 mm microwaves? A) 100 MHz B) 400 MHz C) 15 GHz D) 73 GHz E) 98 GHz

A measure of how much pulling, or tension, a material can withstand before breaking is - A. hardness. B. brittleness. C. tensile strength. D. malleability.

How work done against gravity can be expressed?

An electron is acted on by two electric forces, one of 2.7*10-14 N acting upward and a second of 5.8*10-14 N acting to the right. What is the magnitude of the electric field at the electron's location?