What kind of scientist investigation involve making observations

A plastic ball of mass 0.200 kg moves with a velocity of 0.30 m/s. This plastic ball collides with a second plastic ball of mass 0.100 kg that is moving along the same line at a velocity of 0.10 m/s. After the collision, the velocity of the 0.

If a fast moving car makes a loud noise approaches what will happen as the distance between the two increases

Suppose you take a trip that covers 180 km and takes 3 hours to make. Your average speed is A. 30 km/h. B. 60 km/h. C. 180 km/h. D. 360 km/h. E. 540 km/h.

Explain how wavelength and frequency are important when determining the type of light.

3. If carbon was the most common element found in the moons and planets, what element is missing that would make them similar to Earth?

If a 0.200-kilogram ball sits on a shelf 2.00 meters from the floor, how much mechanical energy (me) does it possess?

Which statement describes static equilibrium? A. The forces on an object are unbalanced. B. An object has balanced forces acting on it and constant velocity. c. The forces on an object are balanced and there is no motion. D.

What is the rate at which work is done in lifting a 35 kg object vertically at a constant speed of 5 m/s? 1 1700 W 2 340 W 3 180 W 4 7.0 W

The owner of a window treatment company wants to design Shades that will cover the windows of the house.

What direction of magnetic field lines inside my magnet