Milestone

which organelle gives the plant cell its shape and gives extra support?

• cell wall

• cell membrane

• nucleus

• vacuole

Tags

NGSS.MS-LS1-2

which organelle in the animal cell stores food, water, and waste?

• cytoplasm

• chloroplast

• vacuoles

• mitochondria

Tags

NGSS.MS-LS1-2

the function of the mitochondria is ____________?

• make food for the cell

• convert food into energy for the cell

• allow other organelles to move around freely

• control all other organelles

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-7

Which choice describes the behavior of electric charge?

• Like charges attract. Unlike repel.

• Like charges repel. Unlike charges attract.

• Like charges attract. Unlike charges attract.

• Like charges repel. Unlike charges repel.

Tags

NGSS.MS-PS2-3

Which of these is caused by static electricity?

• A Magnet attracts a paper clip.

• Glue holds two peaches of paper together.

• Socks taken from a clothes dryer stick together.

• Ice sticks to a car's windshield.

Tags

NGSS.MS-PS2-3

In order for a circuit to work it must be...

• open

• closed

• round

• square

Mary has a light bulb and several pieces of copper wire. What else does Mary need to be able to convert electrical energy to light energy?

• battery

• switch

• insulator

• buzzer

What subject is attracted to a magnet?

• Silver

• Water

• Metal

• Iron

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

The arrow on magnetic field lines shows them flowing in which direction?

• Left to Right

• North to South

• South to North

• Right to Left

Tags

NGSS.MS-PS2-3

What does the following picture represent?

• An electromagnet

• A permanent magnet

• A generator

• A motor

Tags

NGSS.HS-PS2-5