What does the principle of conservation of matter say

A spaceship is traveling from Earth to the Moon. Which of the following is true of the gravitational force on the ship due to the two objects when the ship is equidistant from Earth and the Moon?

Based on the locations of the elements aluminum (AI), silicon (Si), and phosphorus (P) on the periodic table, which lists the elements in order from the least conductive to the most conductive? A. P, AI, SI B. P, SI, AI C. Si, Al, P D. AI, SI, P

A car speed up from 15m/s to 30? m/s in 12 seconds what is the acceleration of the car

Three polarizing filters are stacked with the polarizing axes of the second and third at 45.0∘ and 90.0∘, respectively, with that of the first.

Every object will remain at rest or in uniform motion in a straight line unless compelled to change its state by the action of an external force. does anyone know witch of newtons laws this is?

You create a transformer by wrapping wire around an iron nail. The number of turns are: Primary (500); Secondary (2500). The Primary voltage is 3.00 V. The Secondary current is 200 mA.

A 90kg cannon fires 100kg shell with muzzle velocity of 75m/s. Calculate the recoil velocity of the cannon relative to the ground

The planet XYZ traveling about the star ABC in a circular orbit takes 24 hours to make an orbit. Assume that the orbit is a circle with radius 89 comma 000 comma 00089,000,000 mi. Find the linear speed of XYZ in miles per hour.

Your heart pumps 80 g of blood with each beat. The blood starts from rest and reaches a speed of 0.60 m/s in the aorta. If each beat takes 0.16 s, the average force exerted on the blood is a. 3.0" 102 N b. 0.22 N c. 0.16 N d. 0.30 N e. 0.98 N

What is the formula for calculating the mass when i have the number of volume and density