Question 1 1. State whether the following is a matter or not a matter and give a reason for your answer. a. Grass b. Plant c. Love d. Air e. Moon (10)

7.The word pour is commonly used in reference to liquids but not to solids or gases. Can you pour a solid or a gas? Why or why not? If either answer is yes, can you give an example?

What is the main difference between electrostatic forces and gravitational forces? Which is more similar to the magnetic force? Can two or all three of these forces be exerted between two objects at the same time?

Define the terms renewable and nonrenewable as applied to energy resources. Which of the following energy resources are renewable: solar energy, coal, natural gas, geothermal energy, wind power?

Note: no need for explanation, just answer it all with letters. Thank you

Part F In volcano vents, sulfur is converted directly from the emitted hot gases to form mounds of solid sulfur. This is an example of Deposition.   Boiling.   Sublimation.   freezing.

1. Iron metal rusts in an atmosphere of moist air. a. Physical Propertyb. Chemical Property 2. Mercury metal is a liquid at room temperature.a. Physical Propertyb. Chemical Property3. Silver salts discolor the skin by reacting with skin protein.a. Physical Propertyb. Chemical Property4. Nickel metal dissolves in acid to produce a light green solutiona. Physical Propertyb. Chemical Property 5. Potassium metal has a melting point of 63°C.a. Physical Propertyb. Chemical Property6. Titanium metal can be drawn into thin wires.a. Physical Propertyb. Chemical Property7. Silver metal shows no sign of reaction when placed in hydrochloric acid.a. Physical Propertyb. Chemical Property8. Copper metal possesses a reddish-brown color.a. Physical Propertyb. Chemical Property9. Beryllium metal, when inhaled in a finely divided form, can produce serious lung disease.a. Physical Propertyb. Chemical Property

7. What is a pure substance that is only made of type of atom? A. Element C. Compound D. Elixir B. Suspension What is a molecule that is made of atoms of two or more elements chemically 8. bonded together? A. Heterogeneous B. Heteronuclear C. Homogeneous D. Homonuclear 9. Which best describes heterogeneous mixtures? A. They must always be made of liquid components. No gas or solid components. B. The components must always be mixed or dispersed uniformly within the same physical state. C. The components are always visible and distinguishable from the other components. D. All of the options are correct. 10 Which best describes a homogenous mixture? A. They must always be made of liquid components. No gas or solid components. B. The components must always be mixed or dispersed uniformly within the same physical state. C. The components are always visible and distinguishable from the other components. D. All of the options are correct. 11 Which method would be the most effect to separate…

6.) What is the ideal body weight of an individual which is 5 feet tall? a. 170kg b. 162 kg c. 140kg d. 152 kg 7.) As a student your physical activity is considered which of the following? a. bed rest b. light c. moderate d. sedentary 8.)This element regulates several important physiologic and biochemical processes including neuromuscular excitability, blood coagulation, secretory process, membrane integrity, and plasma membrane transport a. calcium b. magnesium c. iron d. potassium 9.) A micro mineral which is an essential component of blood a. Cobalt b. chromium c. molybdenum d. iron 10.) Fiber requirements are provided by which of the following? a. Meat b. Milk c. sweets d. fruits and vegetables

Extensive properties of matter are A. depend on the energy the substance possesses. B. depend on the amount of a substance present in the sample. C. are independent of the amount of a substance that is present. D. are independent on the type of substance required. OE. depend on the way a substance behaves.