4.4

Which activity would BEST demonstrate the Law of Force and Acceleration?

• A lady pushes a grocery cart.

• A boy swings a baseball bat.

• A soccer ball sits on the ground.

• A rocket launches into space.

Tags

NGSS.MS-PS2-2

A force that opposes motion between objects that are touching is called...

• motion

• friction

• velocity

• acceleration

Mary is riding in a car when the driver suddenly slams on the brakes. Mary is jerked forward out of her seat. This is an example of which law of motion?

• 2nd Law

• 1st Law

• 3rd Law

Billy pushes his little brother on a sled through the snow. He then tries to push his father on the the same sled. He noticed that it was much harder to push his father. Which law is this an example of?

• 1st Law

• 2nd Law

• 3rd Law

Tags

NGSS.MS-PS2-2

Which law is this picture an example of?

• Law of Inertia

• Law of Action / Reaction

• Law of Force and Acceleration

Tags

NGSS.MS-PS2-1

Which law is this picture an example of?

• Law of Inertia

• Law of Force and Acceleration

• Law of Action / Reaction

Tags

NGSS.MS-PS2-1

Beth's bike remains stopped at the intersection until she begins pedaling again. Which law is this an example of?

• 1st Law

• 2nd Law

• 3rd Law

What is the atomic number of Beryllium?

• 2

• 4

• 6

• 8

Which of the following elements has an atomic mass of approximately 4.4?

• Helium

• Lithium

• Beryllium

• Boron

In a chemical reaction, if the reactants have a total mass of 4.4 grams, what should be the total mass of the products according to the law of conservation of mass?

• 2.2 grams

• 4.4 grams

• 6.6 grams

• 8.8 grams

Tags

NGSS.MS-PS1-5