Answer: Weathering is the breaking down of rocks and minerals on the surface of Earth. Weathering is divided into two types, mechanical and chemical.
Explanation: One of the causes for mechanical weathering is water, either liquid or solid. A cause for chemical weathering is rain water. Rain water reacts with mineral grains in rocks to form new minerals.
The form of plant food which easily travels to the different parts of the plant is Sucrose.
Answer:
The best soil for gardening is option 2
Explanation:
Loamy soil is the ideal soil for gardening because it is the best for adequate plant growth. A good combination of sand, silt and clay gives the best kind of soil for plant growth. This allows for adequate pores in the soil which is very important for the plant roots and for the passage of water and air into the roots of the plants. The ideal combination for a loamy soil in terms of sand, clay and silt is 40%, 20% and 40% respectively. The best option is the second option which is closest to the ideal loamy soil composition.
I hope I have been able to help.
Answer:
The dark energy is one of the primary composition of the universe, which is not visible and are mysterious. as a very little is known about this energy. This dark energy makes up nearly 68% of the universe. It is often considered as a property of space. The presence of dark energy can be detected as it affects the expansion of the universe. The universe started to form right after the big bang explosion and since then the space is expanding in all direction. With this, the dark energy present in the universe also is expanding at a considerably faster rate in association with the Cosmic Microwave Background (CMB) radiation. The measurements of the distance and their connection with the redshift provided an evidence that the universe has been expanding at a certain speed.
