Who ever answers this will get brainliest and lots of point please help here it is: 1. A study was done to find if different tire treads affect the braking distance of a car.

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2. The time it takes to run a mile depends on the person’s running speed.

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3. The height of bean plants depends on the amount of water they receive.

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4. The higher the temperature of the air in the oven, the faster a cake will bake.

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5. Lemon trees receiving the most water produced the most lemons.

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6. An investigation found that more bushels of potatoes were produced when the

soil was fertilized more.

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7. Students measured the temperatures of the water at different depths in Lake

Skywalker and found that the temperature varied.

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8. The amount of pollution produced by cars was measured for cars using gasoline

containing different amounts of lead.

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9. Four groups of rats are first massed and then fed identical diets except for the

amount of vitamin A they receive. Each group gets a different amount. After 3

weeks on the diet, the rats’ masses are measured again to see if there has been

a decrease.

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