A train travels 94 kilometers in 2 hours, and then 58 kilometers in 4 hours what is it's average speed

Explain why most metals sink in water

When a pair of 10-n forces act on a box of candy, the net force on the box is?

A bicycle travels 141 m along a circular track of radius 30 m. What is the angular displacement in radians of the bicycle from its starting position?

What is meant by uniform acceleration

A 15-kilogram cart is at rest on a horizontal surface. A 5-kilogram box is placed in the cart. Compared to the mass and inertia of the cart, the cart-box system has (1) more mass and more inertia (2) more mass and the same inertia (3) the same mass

Which is a legacy of the enlightenment?

An instrument for observing very small objects is a. micrometer spectroscope microscope magnoscope

Who was copernicus and what have he done for science?

The state of matter that has particles that slide by one another

The waves produced by earthquakes are known as seismic waves.