What does variable mean in science?

If an object has a mass of 38 kg, what is its approximate weight on earth?

The source of the earth's magnetic field appears to be located at the center of the solar system. True or fALSE

Q3. A car is initially heading east at 55.0 km h when it turns a corner and heads N 55° Eat 65.0 km h - 1. Determine the change in the velocity of the car during this time.

Infrared red waves have a shorter wavelength than A ultra violet B X-rays C radar D gamma

What happens to the pressure of the tyre if you pump it

In order to hike around a portion of Lake Allatoona, a tour guide determines that he must take his group 150 m east, 60 m north, then 75 m west.

Explain what happens to light when it is refracted at the surface of water.

A small car meshes with a large truck in a head-on collision. Which of the following statements concerning the magnitude of the momentum change during the collision is correct? (There could be more than one correct choice.

Consider the following distribution of objects: a 3.00-kg object with its center of gravity at (0, 0) m, a 4.20-kg object at (0, 6.00) m, and a 1.40-kg object at (1.00, 0) m. Where should a fourth object of mass 7.

A Volt/Amp Is Also Known As.?