The element aluminum has an atomic number of 13. How many protons are in the nucleus of an aluminum atom? How many electrons does an aluminum atom have?

A shopping cart accelerates 0.5 m/s2 when a net force of 8 N is applied to it. What is the mass of the shopping cart?

As Theresa was riding her bicycle down a hill, she hit a large rock and started to lose her balance. She managed to come to a stop without falling, but noticed her heart was racing and she was shaking. After that, she realized she was frightened.

Matching questions 1. velocity 2. speed 3. gravity 4. deceleration 5. newton A acceleration in the opposite direction as the velocity of the object;

Does the mass change how a bouncy ball bounce

We've seen that stout tendons in the legs of hopping kangaroos store energy. When a kangaroo lands, much of the kinetic energy of motion is converted to elastic energy as the tendons stretch, returning to kinetic energy when the kangaroo again

According to the Big Bang theory timeline, all matter and energy was compressed into a very small volume at an extremely high temperature. a. True b. False

Sal is thinking about making a positive change in his life. But there are risks involved. Which is the healthiest way that Sal can approach these risks?

The push of energy given to electrons in a circuit is known as what?

How many calories would you burn if you walked for 120 minutes at a pace of 3-mph?

What force oppose other forces and slow objects down?