Solomon chemical reactions

If a ball of .60 kg is accelerated with a force of 10.8 N what is the acceleration of the ball?

• 40 m/s

• 15 m/s

• 18 m/s

• 70.8 m/s

Tags

NGSS.MS-PS2-2

Ashton takes 15g of baking soda and adds 25ml of vinegar , seals the two in a bag what is the total mass of the product created?

• 10g

• 40g

• 25g

• 15g

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

The Law of Conservation of Mass states mass can neither be created or ----------------, just rearranged.

• not created

• destroyed

• made whole

• ignored

Tags

NGSS.MS-PS1-5

Metal ball with mass of .025kg is has a force applied of 5N . What is the acceleration of the metal ball?

• 200 m/s

• .0125 m/s

• 5 m/s

• 5.025 m/s

Tags

NGSS.MS-PS2-2

Solutions in two different flasks are combined causing a temperature change and new white substance at the bottom of the container. What caused this to happen?

• one the original compounds came out of the solution

• the solution reacted chemically

• some of the water froze

• evaporation occurred, leaving a solid

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

If you pushed four seperate carts with same force which one have greatest change in speed.

• cart with mass of 10kg

• cart with mass of 15kg

• cart with mass of 20 kg

• cart with mass of 25 kg

Tags

NGSS.MS-PS2-2

If Aiden mixed 10 g of water with 15 g of salt, what would be the total mass of the mixture

• 10g

• 15g

• 5g

• 25g

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

A wooden block wrapped in sand paper would probably not move because the Friction and Gravity would be balanced?

• TRUE

• FALSE

Tags

NGSS.MS-PS2-2

which is the best evidence a chemical reaction occurs when coal burns?

• coal changes shape

• oxygen is present

• a new substance is produced

• coal is made up of more than one element

Tags

NGSS.MS-PS1-2

What are elements in H₂SO₄

• Hydrogen, Sulfer, and Oxygen

• Hydrogen and Sulfer

• Hydrogen and Oxygen

• Sulfur and Oxygen

Tags

NGSS.MS-PS1-1