A force of 15 N acts upon a 3 kg block. Calculate the acceleration of the object.

Question 2 options:

A. 75 m/s^2

B. 5 m/s^2

C. 45 m/s^2

D. 18 m/s^2

Solve the quadratic equation using the quadratic formula 5x2 + 8x + 2 = 0.

How does the nuclear charge relate to the energy of the 1s orbital?

Did Lydia make an all-or-nothing or a marginal decision while spending her money? Justify your response.

A dolphin in seawater at a temperature of 25°C emits a sound wave directed toward the ocean floor 154 m below. How much time passes before it hears an echo? (The speed of sound in ocean water is 1533 m/s.)

The 4.50 cm long second hand on a watch rotates smoothly. 1. What is its angular speed? 2. What is the speed of the tip of the hand?

If a cart of 4 kg mass has a force of 8 newtons exerted on it, what is its acceleration?

Why does the liquid thermometer work?

What energy do electrons have when they are farther away from the nucleus?

200 525000 lololo Boat A is 10 km north of a port. Boat B is 5 km east of the same port. Boat A sails in a straight line towards boat B. Work out the bearing on which boat A sails.

Is Li greater than He on the periodic table?