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SS Revision1
Find someone who...........for year 8 Sports Science
| Question | Answer |
|---|---|
| Name the main food groups | Protein,Carbohydrates,Lipids/Fats,Vitamins/Minerals |
| Name the products of respiration | carbon dioxide + water + energy |
| Name the reactants of respiration | glucose + oxygen |
| Describe the role of the heart valves. | stop blood going the wrong way |
| Describe the route of blood around the body | heart-lungs-body cells-heart |
| Write the formula for speed, | speed=distance/time |
| Explain a modification to their dragster | Streamlined to reduce air resistance. Lightweight to reduce friction. |
| Name an antagonistic muscle pair | quadriceps/hamstrings, biceps/triceps, shins/calves, pectorals/latissimus dorsi and trapezius/deltoids. |
| Describe the route of oxygen through the lungs | nose-trachea(windpipe)-bronchi-alveoli |
| Name the oxygen carrying component of red blood cells | haemoglobin |
| Explain what an anomaly is | a result that doesn’t fit the pattern |
| What a hypothesis is | a scientific idea that can be tested. |
| Describe the use of anaerobic respiration | provide energy when the body cannot get enough oxygen |
| Explain how the gases in inhaled air are different to the gases in exhaled air. | exhaled=less oxygen, more carbon dioxide, more water vapour. |
| Explain two ways that someone can increase their fitness. | exercise, diet |
| Explain the difference between a tendon and a ligament | tendon connects muscle to bone, ligament connects two bones. |
| Explain why oil is used in a car engine | lubrication to reduce friction. |
| List 3 foods that would not be included in a healthy diet. | too much chocolate, doughnuts, fizzy drink. |
| Explain why having Asthma might cause problems to athletes | difficulty breathing, muscles cannot get enough oxygen. |
| List sport where friction is an advantage and one where it is a disadvantage. | advantage=running, disadvantage=skiing. |