Exploring Science 7.7B

What is the chemical symbol for the element Oxygen?

• O

• Ox

• O2

• Oz

Which of the following is a renewable resource?

• Coal

• Natural Gas

• Solar Energy

• Petroleum

What is the process by which plants make their own food using sunlight called?

• Respiration

• Photosynthesis

• Fermentation

• Digestion

What unit is used to measure force?

• Newton

• Joule

• Watt

• Pascal

Which of the following is NOT a state of matter?

• Solid

• Liquid

• Gas

• Heat

What is the term for the amount of matter in an object?

• Weight

• Density

• Mass

• Volume

Which of the following is a physical change?

• Burning wood

• Rusting iron

• Melting ice

• Baking a cake

What is the main gas found in the Earth's atmosphere?

• Oxygen

• Carbon Dioxide

• Nitrogen

• Hydrogen

Which part of the cell contains the genetic material?

• Cytoplasm

• Cell membrane

• Nucleus

• Mitochondria

What is the name of the force that pulls objects toward the center of the Earth?

• Magnetic force

• Friction

• Gravity

• Centrifugal force