The spring constant, k, for a 22cm spring is 50N/m. A force is used to stretch the spring and when it is measured again it is 32cm long. Work out the size of this force. the

What does your BMI (Body Mass Index) describe about your body?

A 3.65-pF capacitor is connected in series with an 8.55-pF capacitor and a 400-V potential difference is applied across the pair. What is the charge on the first (smaller) capacitor?

Why is the world a globe not a cube or pyramid?

What are two challenges that both the waste management system and the packaging of food and drink are designed to overcome?

What is the definition of eletric field

Will make Brainlest! <3 Metals are considered to be good conductors of heat. How do the specific heat values indicate this?

Which example identifies a change in motion that produces acceleration? choices are: 1. a speed skater moving at a constant speed on a straight track 2. a ball moving at a constant speed around a circular track 3.

Which of the following diagnostic procedures uses ultrasound?

Why is it easier to read black text on a white background than to read green text of any light color?

If object A has more mass than object B, does object A contain more matter? Explain.