present perfect

Which vocabulary phrase matches the image?

• appear on television

• go abroad

• buy a house

• earn one million dollars

The kind of chemical bonding that atoms of one element give up their valence electron to be donated to another element.

Multiply: (2x+9) by (3x-9)

We eat lunch …… 12 o'clock on school days.

• at

• on

• in

What is matter?

• physical changes
• anything that takes up space
• chemical properties
• physical properties

She _ beautiful girl

• Am

• Does

• Do

• Is

What is Newton's first law of motion?

• Every action has an equal opposite reaction

• An object in motion stays in motion unless acted upon by an unbalanced force

• The force acting on an object is equal to the mass of an object times its acceleration

• Sandwich

45, 44, ___, 42, 41, 40

• 45

• 42

• 43

Is "a glass of milk becoming sour" physical or chemical?

• Chemical change
• Physical change

Upper chamber of the heart. Receives blood from the body & lungs.

• Atrium

• Artery

• Ventricle

• Valve