Assuming 70% of Earth's surface is covered in water at an average depth of 2.5 mi, estimate the mass of the water on Earth in Kilograms.

A 0.500-kg mass suspended from a spring oscillates with a period of 1.18 s. How much mass must be added to the object to change the period to 2.07 s?

How should the resultant of A + B look?

What is a diagram that tells how two variables are related

Which elements are used to build aluminum?

Which two cellular structures provide protection to the cell

You push a 45 kg wooden box across a wooden floor at a constant speed of 1.0 m/s. The coefficient of kinetic friction is 0.25. Now you double the force on the box. How long would it take for the velocity of the crate to double to 2.0 m/s

What is the middle layer of earth called

If 10 calories of energy are added to 2 grams of ice at - 30° C, calculate the final temperature of the ice. (Notice that the specific heat of ice is different from that of water.) T. F = -20° C -30° C 30° C 40° C

Are microwaves and radio waves faster or slower than other types of electromagnetic energy?

Write 5 sentences on the importance of including vegetables in your diet.