What is the source of Earth's magnetic field?

A) Earth's orbital motion

B) Liquid iron moving within Earth

C) Charged particles from the
Sun

D) Friction between ocean waves and land

Ascientist is conducting an investigation that involves water, silver, carbon dioxide, and oxygen gas which group of statements best describes all of the materials he is using in the investigation?

If the nucleus of a cell was removed the cell wouldn’t be able to make proteins because

Toorale man murder mystery < - your lab link 1. how was the toorale man found? 2. what did archaeologists learn about the burial? why is the burial important? 3. what information were the scientists able to learn from the skeleton itself? 4. why is the question of whether the injuries came from a stone or steel weapon important? how could scientists distinguish between the different types of weapons? 5. what did the carbon dating and soil testing tell scientists about toorale man? why are the dates interesting for scientists?