552000 in scientific notation

What is the optimal angle to launch a projectile so it has maximum horizontal distance?

1. work is a transfer of 2. a small 20-killogram canoe is floating downriver at a speed of 2 m/s. what is the caanoes kinetic energy?

The potential difference in a simple circuit is 12 V and the resistance is 23 Ω. What current flows in the circuit? Answer in units of A

You experience night-time when: a. the side of the Earth you occupy is facing away from the Sun. b. the Earth revolves 90 degrees in its orbit. c. the Moon blocks the Sun's light. d. the Earth's axis precesses.

A grocery shopper tosses a (n) 8.5 kg bag of rice into a stationary 17.7 kg grocery cart. The bag hits the cart with a horizontal speed of 6.9 m/s toward the front of the cart. What is the final speed of the cart and bag? Answer in units of m/s.

A superhero flies 285 m from the top of a tall building at an angle of 35◦ below the horizontal. What is the horizontal component of the superhero's displacement?

How does a substance's temperatura chanté when the average kinetic energy of its particles increases? When it decreases?

Because the moon rotates once for each revolution around Earth, Choose one answer. a. you see some phases more than others. b. a different side of the moon faces Earth each day. c. you never see the far side of the moon.

Planet A takes 1 year to go around its star at an average of 1 A. U. distance. Planet B is 4 A. U. from the star. Calculate how long Planet B takes to orbit.

Average mass of a toy car (small, hot wheels) ?