1. A boulder fell from a small cliff and accelerated towards a car below at 9.8 m/s^2. The boulder smashed into a car with a force of 99,000 Newtons. What is the mass of the
boulder?

Isla’s change in velocity is 30 m/s, and hazel has the same change in velocity. which best explains why they would have different accelerations? isla had negative acceleration, and hazel had positive. isla had a different time than hazel. isla had positive acceleration, and hazel had negative. isla went a farther distance than hazel.

Achlorine atom has 17 protons and 18 neutrons. what is its mass number? what is its atomic number?

Marvin records scientific data about lake superior. for which property has marvin forgotten to use an si unit of measurement? shore length high temperature low temperature annual precipitation