Summary

This is a picture of a simple electromagnet. How can the electromagnet be made stronger?

• Remove all the coils and the nail.

• Use a smaller battery.

• Reverse the poles of the magnet.

• Add more coils of wire to the nail.

Tags

NGSS.MS-ETS1-1

Surrounding every magnet is a __________ __________.

• another magnet

• electrical current

• magnetic field

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What component becomes a temporary magnet when electricity is flowing through the circuit?

• iron nail

• copper wire

• battery

• switch

What is the chemical formula for water?

Tags

NGSS.MS-PS1-1

Which of the following is a noble gas?

• Oxygen

• Nitrogen

• Helium

• Hydrogen

What is the acceleration due to gravity on Earth?

• 9.8 m/s^2

• 10 m/s^2

• 8.9 m/s^2

• 9.1 m/s^2

Which planet is known as the Red Planet?

• Earth

• Mars

• Jupiter

• Venus

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

• Respiration

• Photosynthesis

• Digestion

• Transpiration

Tags

NGSS.MS-LS1-6

What is the powerhouse of the cell?

• Nucleus

• Ribosome

• Mitochondria

• Chloroplast

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-7

Which element has the atomic number 1?

• Helium

• Oxygen

• Hydrogen

• Carbon