Select an area of the website to search
Search this site
Start an essay
Ask a question
Start free trial
Start an essay
Ask a question
Start Free Trial
Questions & Answers
Start Free Trial
Science Questions and Answers
What are the four basic functions of a computer system?
what is neutrons?
What are the three parts of the cell theory?
How many bones are in the human body?
What is the manufacturing process of grinding wheels, and what are some of their uses?
What is the Frye standard?
What effect will this error have on the determination of the heat capacity (Cp)of the calorimeter? A careless scientist is about to measure the heat capacity of a calorimeter using the procedure described in this experiment. The scientist misreads the burette and dispenses 95.00 mL of water rather than the required 75.00 mL into his calorimeter. If the scientist presumes that the volume was 75 mL, what effect will this error have on the determination of the heat capacity (Cp)of the calorimeter?
What is the difference between artificial light and natural light?
Why and what makes Kingdom Protista the most diverse grup of organisms?
Explain the Krebs cycle.
Are baking soda and baking powder the same thing?
What is the relationship between religion and the current ecological crisis according to the ideas of ecotheology?
What advantages could time dilation have for interstellar travel? What could be some disadvantages?
A 1200 Kg car pulls an 820 Kg trailer over a rough road. The force of friction acting on the trailer is 650 N.(backwards). Calculate the force that .... ....the car exerts on the trailer if a). The trailer is moving at a constant velocity of 30 Km/h. b). The trailer is moving forward at 60 Km/h and starts accelerating 1.2 m/s^2 (backwards).
How is a frog’s fat storage different than a human’s fat storage?
What is the environmentally accepted method to dispose of an electric blanket?
What are the advantages and disadvantages of using solar power to run probes on Mars? Do those advantages and disadvantages extend to using them here on Earth?
Why are pig's hearts used for dissection?
What is a scientific question?
How do multicellular organisms respond to changes in their environment?
Describe the path that oxygen takes as it enters the respiratory system.
What is the history of deep-sea exploration?
What cells are found in the respiratory system?
Torque question? A uniform 2.0 m long bar has a mass of 4.0 kg. A 5.0 kg mass is attached at one end and a 7.0 kg mass is attached at the opposite end. Calculate the magnitude and location of a single force required to produce static equilibrium. Ok I found the torque of the unknown mass, but how do I find the force itself and its distance? Ta + Tx = Tb 5(9.8)(1) + Tx = 7(9.8)(1) Tx = 19.6 N.m (Torque of unknown mass) Can someone please help me with this?
How do Newton's three laws relate to roller coasters?
What is CPH4?
How much borax should I dissolve in hot water in order to ensure it won't return to its crystalline state as the solution cools back down? Will a small enough amount stay dissolved as it cools?
What is refraction?
What is the importance of the high specific heat of water for life on Earth?
Compare and contrast the lytic and lysogenic life cycles of a virus.
How do the respiratory and circulatory systems work together?
What would happen if an organism was removed from a food chain?
How do hydrostatic and osmotic pressure determine fluid movement across the walls of capillaries?
How To Prevent Earthquakes
What are the seven characteristics of living things?
List human activities that cause weathering of rocks
What is the lithosphere made of?
In a galvanic cell, if you change the concentration of one of the electrolyte solutions, what effect does it have on the voltage of the cell?
What are the steps for testing non-reducing sugar?
What are ten examples of solutions that you might find in your home?
Is Hydrogen a metal or a non-metal? if it's a metal, then how?
Where are each of the 4 macromolecules found in a cell?
What body systems are used when running and how do they work together?
What is the purpose of, and the end result of mitosis?
In photosynthesis, what are the similarities and differences of a C3, C4, and a CAM plants?
Who discovered the sound wave and when was that?
What is the contour interval? In what direction is Maklaks Spring flowing (downstream)? How can you tell? Which area is most steep of the areas enclosed in red, blue, green, or orange circles? How can you tell? If you were standing on the east side of the feature that has its highest point of elevation at 6,168 (shown in the yellow square box), what graphic would most represent the shape or profile of the geographical feature?
Why might the Manganese(IV) oxide and Hydrogen peroxide react this way? Manganese(IV) oxideHydrogen peroxide Bubbles of oxygen form in the hydrogen peroxide and collect above the solution. A glowing splint bursts into flame when placed into the upper part of the beaker.