An element has 50 protons nd 90 neutrons. will the nucleus breakdown? why or why not?

You find a yellow rock and wonder if it is gold. how could you apply the scientific method to this problem

Decoding refers to a. having a sender take a set of symbols, the message, and transform them into an idea. b. having the sender transform an abstract idea into a set of symbols that can be universally understood. c.

A 562 N trunk is on frictionless plane inclined at 30.0 degrees from the horizontal. What is the acceleration of the trunk down the ramp?

An athlete completes one round of a circular track of diameter 200 m in 40 s. What will be the distance covered and the displacement at the end of 2 minutes 20 s?

give an example of the follow components of culture in your life and explain the role it plays. 1. symbols.

How do air quality scientists ensure the air is cleaned? What steps do they take?

Is a mirrors surface opaque or transparent or translucent?

Sound waves can combine to become bigger or smaller true or false

Archimedes supposedly was asked to determine whether a crown made for the king consisted of pure gold (density of gold is 19.3 * 103 kg/m3). According to legend, he solved this problem by weighing the crown first in air and then in water.

What are at least three types of energy involving a microwave