Reporting Category

Which of the following objects requires the greatest amount of force to produce the acceleration shown?

• Object A

• Object B

• Object C

• Object D

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

A student applies 2 Newtons of force to a toy car causing it to accelerate at a rate of 10 m/s². What is the mass of the toy car in kg?

Mathematical Equivalence

ON

Tags

NGSS.MS-PS2-2

Which of newtons laws does this represent?

• 1st

• 2nd

• 3rd

Tags

NGSS.MS-PS2-1

As the rollercoaster moves from point Z to point Y, the potential energy_________

• decreases

• increases

Tags

NGSS.MS-PS3-2

When a hawk eats a jackrabbit and then uses the energy fro the jackrabbit to fly, the hawks body converts-

• Chemical to mechanical

• electrical to chemical

• Chemical to energy to light

• mechanical to chemical

Tags

NGSS.MS-PS3-5

The combination of all of the forces acting on an object is called __________.

Tags

NGSS.MS-PS2-2

A submarine is traveling in the water at 8.5 m/s. Suddenly the sub encounters a swiftly moving current. If the current is flowing against the submarine at 3.0 m/s how will the sub be affected?

• Speed up with higher speed than 8.5 m/s

• Slow down with higher speed than 8.5 m/s

• Slow down with a speed lower than 8.5m/s

• No change in speed

Tags

NGSS.MS-PS2-2

What is speed the formula for speed?

• distance/time

• time x speed

• time/ distance

• distance/ speed

Tags

NGSS.MS-PS3-1

What is velocity?

• Geese flying 3 miles in 17 minutes

• Geese slowing down due to wind gust

• Geese flying 3miles in 17 minutes going south

What is the Net force

Mathematical Equivalence

ON

Tags

NGSS.3-PS2-1