NHA CCMA Review

Students used the circuit shown to test five different objects as conductors or insulators of electrical energy

Materials Tested: copper penny, iron nail, wooden cork, plastic straw, aluminum foil

• copper penny, iron nail, aluminum foil

• plastic straw, iron nail, aluminum foil

• copper penny, wooden cork, plastic straw

• iron nail, wooden cork, copper penny

Tags

NGSS.MS-PS3-5

Students were investigating the flow of electricity in the closed circuit shown What would happen if the circuit was open at Point A (if the wire were cut)

• Bulb 1 would stay lit, and Bulbs 2 and 3 would go out

• Bulbs 1, 2, and 3 would stay lit

• Bulbs 1, 2, and 3 would go out

• Bulb 1 would go out, and Bulbs 2 and 3 would stay lit

What is the primary function of the mitochondria in cells?

• Energy production

• Protein synthesis

• DNA replication

• Photosynthesis

Tags

NGSS.MS-LS1-2

Which of the following elements is essential for the formation of hemoglobin in blood?

• Calcium

• Iron

• Potassium

• Sodium

What is the chemical formula for glucose?

Tags

NGSS.MS-PS1-1

Which law explains the relationship between the pressure and volume of a gas at constant temperature?

• Boyle's Law

• Charles's Law

• Avogadro's Law

• Newton's Law

What is the process by which plants convert sunlight into chemical energy?

• Photosynthesis

• Respiration

• Transpiration

• Fermentation

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which part of the cell is responsible for controlling the passage of substances in and out of the cell?

• Cell membrane

• Nucleus

• Ribosome

• Mitochondria

Tags

NGSS.MS-LS1-2

What is the pH level of a neutral solution at 25°C?

• 7

• 0

• 14

• 5

Which of the following is a renewable source of energy?

• Solar energy

• Coal

• Natural gas

• Nuclear energy