What is calcite luster?

5. If the cars are traveling at a constant speed, do they have a balanced force or an unbalanced force acting upon them?

Determine the mechanical energy of this object: 1-kg ball rolls on the ground at 2 m/s A. The ball is on the ground, so the mechanical energy is zero B. 2 J C. 1 J D. 4 J

Suppose you are asked to find the area of a rectangle that is 2.1-cm wide by 5.6-cm long. Your calculator answer would be 11.76 cm². Now suppose you are asked to enter the answer to two significant figures.

What can be predicted about the angle of reflection?

A cube with sides of length 2cm has a mass of 7.36g. calculate the density of the cube

Hello what is the meaning of physical science

Our galaxy, the Milky Way, has a diameter of about 100,000 light years. How many years would it take a spacecraft to cross the galaxy if it could travel at 99% the speed of light?

What information on the periodic table is used to complete electron dot diagrams?

A two-slit Fraunhofer interference-diffraction pattern is observed with light of wavelength 672 nm. The slits have widths of 0.03 mm and are separated by 0.24 mm. How many bright fringes will be seen inside the central diffraction maximum?

What is the primary mechanical advantage of a screw?