Jeremiah is using models to test how much erosion occurs for different types of ground cover. He covers four different slanted boards with sand, pebbles, grass, or solid marble. He will measure how much material is washed off of each board when the water is turned on for two minutes. Which model should he predict will show the greatest amount of erosion?

Ateam of men and women of different ethnic backgrounds, age, and physical capabilities work for a tv show which involves decorating gardens in a very short time frame. the team worked in co-ordination to come up with new decorative ideas for each episode. this is an example ofa team of men and women of different ethnic backgrounds, age, and physical capabilities work for a tv show which involves decorating gardens in a very short time frame. the team worked in co-ordination to come up with new decorative ideas for each episode. this is an example of