A body is pulled along a horizontal force of 20N, calculate the work done in moving distance of 40m

James joule carefully measured the difference in temperature of the water at the top and bottom of a waterfall. Why did he expect a difference

Which of the following confirms that gravitational mass and inertial mass are equivalent?

Jessica filled one hot pack with 2000 g of salt. How much sand would you suggest she put into another hot pack?

Compare the momentum of a softball and a basketball if they are both moving at the same velocity

How can you decrease an objects momentum

Compare the life cycles of flower less seed plant and flowering seed plants

A clock moves past you at a speed of 0.9 c. How much time passes for you for each second that elapses on the moving clock? 0.436 s 1.15 s 2.29 s infinity

A 0.18-kg ball on a stick is whirled on a vertical circle at a constant speed. When the ball is at the three o'clock position, the stick's tension is 19 N.

Which are examples of transverse waves? Check all that apply. earthquake P-waves earthquake S-waves radio waves sound visible light X-rays

To lift a car, you use a hydraulic lift filled with a fluid that has density of 1 1200 kg/m3. The radius of one half of the lift is 0.5 meters and the diameter of the other half of the lift is 2.5 meters.