How many joules would it take to blow up the earth?

According to einstein's first postulate about the special theory of relativity, which best explains why a person feels like he or she is sitting still on a train that is moving at a constant speed of 60 miles per hour?

A force of 25N pushes an object at an angle of mass 50kg at an angle 40 degrees to the horizontal. Calculate the coefficient of friction

The process of circular motion in the Earth's mantle that causes the plates of the lithosphere to move is called -conduction -convection -deposition -drifting

Why can friction make observing Newton's first law of motion difficult?

If a hypothesis states that children who consume a large quantity of sugar in the morning will perform more poorly in school than children who do not, then what will be the independent variable?

Describe accuracy, precision and best fit line.

Convert 255 cm to meters, millimeters, and kilometers

7.) A car starts from rest and accelerates uniformly at 1.7 m/s/s. How long will it take the car to reach a speed of 34 m/s? A 200 s B 58 s C 20 s D2 s

A wheelbarrow is an example of what type of lever

Why is it necessary to evaluate an experiment