How does idea of something being quantized relate to the lab we did this week. Why do elements emit very specific colors of light when heated?
A box that is 1.00 m long measured from left to right has a sliding partition that separates it into two compartments. The left compartment contains 30 particles, the right one contains 40 particles, and initially the partition is 0.750 m from the left wall of the box. If the partition is allowed to move […]
state 3 examples of human activities that could endanger Botana Curus
In the figure below, a man is trying to get his car out of mud on the shoulder of a road. He ties one end of a rope tightly around the front bumper and the other end tightly around a utility pole a distance d away. He then pushes sideways on the rope at its […]
Scenario 1 – Mrs Chan Mrs Chan has been bought in by ambulance following a fall at home, where she fractured her hip. She believes she fell around 10pm last night, and was unable to get up to seek help. Her daughter found her still on the floor this morning at 6.00am and called the […]
Mrs Chan has been prescribed an IV solution of normal saline, which contains sodium chloride and water.
Question 13. Describe the steps involved in homeostasis of respiratory rate – include the following in your answer (200 words): (a) Name two (2) respiratory gases detected in the blood? (b) Where is the respiratory control centre located? What is the stimulus that causes the respiratory control centre to increase respiratory rate? (c) Why would the patient have […]
Trace the changing temperature of the atmosphere from Earth’s surface to the top of the thermosphere.
What’s the difference between a reflecting and refracting telescope?
Consider a car accident, where a car traveling south collides with a motorcycle traveling north. Both vechicles are going the same speed. Which will get moved off course and in what direction ?
