Using the graduated cylinder, pick the accurate AND precise measurement below.

• 22.0 mL

• 20.0 mL

• 22 mL

• 20 mL

What is 78,900,000,000 written in scientific notation?

• C. 7.89 x 10^9

The speed of light is approximately 3 x 10^8 m/s. How would this be written in standard notation?

• 300,000 m/s

• 30,000,000 m/s

• 3,000,000 m/s

• 300,000,000 m/s

The speed you read on a speedometer is ______.

• instantaneous speed

• average speed

• constant speed

• velocity

Tags

NGSS.MS-PS3-1

A cross-country runner runs 10 km in 40 minutes. What is his average speed?

• 30 km/min

• 400 km/min

• 4 km/min

• 0.25 km/min

According to Newton’s Laws, for any object, the greater the force that's applied to it, the greater its ______ will be.

• acceleration

• inertia

• gravity

• size

Tags

NGSS.MS-PS2-2

What is the acceleration of the box in the diagram below?

• 25 m/s^2

• 12 m/s^2

Tags

NGSS.MS-PS2-2

What is the weight of the box in the diagram?

• 25 kg

• 25 N

• 245 N

• 245 kg

Tags

NGSS.MS-PS2-4

An object that has kinetic energy must be

• lifted above earth’s surface

• at rest

• in motion

• none of the above

Tags

NGSS.MS-PS3-1

The mechanical energy of a coconut falling from a tree ____.

• doesn’t exist

• increases

• decreases

• remains constant

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

NGSS.MS-PS3-5