EFM Lesson 2 Review

____ is the measure of the rate at which an object changes its position.

• reference frame

• acceleration

• speed

• average speed

Tags

NGSS.MS-PS3-1

________ is the distance an object travels divided by its time of travel

• reference frame

• acceleration

• speed

• average speed

Tags

NGSS.MS-PS3-1

_______ is the point from which you observe motion.

• reference frame

• acceleration

• speed

• average speed

____ is the rate at which an object changes speed or direction.

• reference frame

• acceleration

• speed

• average speed

Tags

NGSS.MS-PS2-2

What is the average speed if a car travels 150 km in 3 hours?

• 450 km/hr

• 150 km/hr

• 50 km/hr

• 25 km/hr

Tags

NGSS.MS-PS3-1

Looking at the diagram above, what is the net force acting on the box?

• 2N to the right

• 2N to the left

• 8N to the right

• 8N to the left

Tags

NGSS.MS-PS2-2

What is the difference between weight and mass?

• Weight takes into account gravity, and mass is a measure of how much matter an object has.

• Mass takes into account gravity, and weight is a measure of how much matter an object has.

• Weight and mass are the same

Which statement is true.

• Weight is measured in pounds and mass is measured in Newtons

• Weight is measured in Newtons and mass is measured in kilograms

• Weight is measured in kilograms and mass is measured in grams

• Weight is measured in grams and mass is measured in pounds