grade 7 science program

- This is a representative list of topics covered in our Grade 7 Science program - however all programs will be customized for the individual studen..

- This is a representative list of topics covered in our Grade 3 Science program - however all programs will be customized for the individual studen..

- This is a representative list of topics covered in our Grade 8 Science program - however all programs will be customized for the individual studen..

- This is a representative list of topics covered in our Grade 5 Science program - however all programs will be customized for the individual studen..

Question: What is the final velocity of a body moving against gravity when it attains the maximum height? 1. Zero 2. 3. 4. 2gh A nswer: ..

Question: Define the terms velocity and wavelength applied to sound wave and state the relation between velocity, frequency and wavelength. Answer: The distance traveled by a wave in one second is its velocity. The distance traveled by the wave when it completes one oscillation. It is t..

Question: Who first stated the law of inertia? Describe a simple experiment to demonstrate the inertia of rest. Answer: Galileo first gave the law of inertia. Place a card on an empty tumbler and a coin on the card as show in the figure. Flick the card with a finger. The coin falls into..

Question: An alcohol and an ether have same molecular formula C 2 H 6 O. Draw their structural formula, indicating their functional groups. Answer: Ether -OH is the functional group in ethyl alcohol while O- is the functional group in ether. Ethyl alcohol is an isomer of dimethyl ethe..

Question: Who discovered the nucleus within an atom? And how? Answer: Ernest Rutherford discovered the nucleus within an atom in his alpha-ray scattering experiment. The arrangement of the alpha-particle scattering experiment is as follows: Rutherford produced a narrow beam of partic..

Calculate the gram atoms present in 8g of oxyg..