Which is the following is an example of chemical weathering

A) wind breaking into small pieces

B) ice breaking apart cracks into a rock

C) water smoothing a rock in the stream

D) minerals in rock becoming powerdy and rusty

Is newspaper turning yellow over time a physical change or a chemical change

Four uniform objects having the same mass and diameter are released simultaneously from rest at the same distance above the bottom of a hill and roll down without slipping.

If you are going on a trip ad want to bring information that shows accurate landmass shape, which item would you bring? A. globe B. celestial charts C. equal-area project D. mercator projection

Un niño de 30kg está usando zapatillas, cada una con una superficie de apoyo de 150cm2. Calcula su peso y la presión cuando está apoyado con los dos pies y cuanto está apoyado en un solo pie.

If the tsunami wave took 15 minutes to 7 hours to reach various coastlines, why were the citizens not prepared?

Rank the types of nuclear radiation from most massive to least massive.

What volume of sliver metal weigh exactly 2500.0g. The density of silver is 10.5g/cm3

Which statement best describes the adiabatic process? A. the temperature remains constant B. the temperature increases at a constant rate C. heat flows at a constant rate into the system D. heat flows at a constant rate out of the system E.

If an injury is caused by impact from an object alone, is this considered a caught-in or - between incident? Select the best option No, this is a struck-by incident Yes No, this type of incident is undefined

The___ is composed of Earth's crust and solid upper mantle A. Inner core B outer core C lithosphere D asthenosphere