Hi plz helppp:(((.

List three reasons that rain predictions made by meteorologists are sometimes incorrect. Explain your response (4 points)

Always use significant figure rules. remember that these rules apply to all numbers that are measurements. if a vector that is 3 cm long represents 30 km/h, what velocity does a 5 cm long vector which is drawn using the same scale represent? a.100 km/h b.60km/h c.50km/h

Which situation is an example of not doing work? lifting a couch throwing a baseball running up stairs carrying a box

What is any method of measuring the age of an object or event in years, such as using atomic half-life?