Physics TEKS

Presentation

•

Biology

•

7th Grade

•

Hard

Joseph Anderson

FREE Resource

25 Slides • 30 Questions

Multiple Select

Which of the following are SI units of measurement? (select all that apply)

inches

meters

feet

centimeters

liters

Multiple Choice

What is the zero error on this Vernier caliper?

0.03 cm

0.07 cm

-0.03 cm

-0.07 cm

Multiple Choice

What is the zero error on this Vernier caliper?

0.04 cm

0.06 cm

-0.04 cm

-0.06 cm

Multiple Choice

Diagram above: jaws tightly closed

Diagram below: jaws measuring an object

What is the corrected reading of the Vernier calipers?

0.03 cm

1.03 cm

1.06 cm

1.09 cm

Multiple Choice

During which interval is the object speeding up?

A to B

B to C

D to E

E to F

Multiple Choice

Alesia is taking an all day ride on her bicycle. The graph shows how far she is from home at different times during her ride. During which time period is Alesia moving fastest?

0–1 hours

3–4 hours

4–5 hours

6–7 hours

Multiple Choice

According to the graph how far does the person travel in the first 5 seconds?

2 m

10 m

0 m

5 m

Multiple Choice

How far did they run?

100 seconds

100 meters

18 meters

18 seconds

Multiple Choice

A runner races in the 100 meter dash. It takes her 10 seconds to finish. What is her average speed?

10 m/s

1000 m/s

100 seconds

10 seconds

Multiple Choice

Alan travels 100 km in 5hrs. Find his average speed in km/h

5km/hr

10km/hr

50km/hr

20km/hr

Multiple Choice

A roller coasters accelerates from an initial velocity of of 6.0 m/s to a final velocity of 70 m/s over 4 seconds. What's the acceleration?

24 m/s²

18 m/s²

16 m/s²

16 m/s

Multiple Choice

A horse at rest increases its velocity to 15 m/s in 10 seconds. Calculate its acceleration rate.

1.5 m/s²

2.3 m/s²

15 m/s²

Multiple Choice

June run 50m race in a straight line. This table shows the changes of her speed in 5s. What is the average acceleration between time 4s to 5s?

6.8 m/s²

0.3 m/s²

6.5 m/s²

0.1 m/s²

Multiple Choice

This layer of the earth makes up about 85% of the earth's total weight and is what the crust floats on.

Crust

Mantle

Inner Core

Outer Core

Multiple Choice

This layer of Earth is solid Iron and Nickel

Outer Core

Mantle

Inner Core

Crust

Multiple Choice

Who is the person credited with developing the theory of continental drift?

Harry Hess

Galileo

Alfred Wegener

Newton

Multiple Choice

According to the continental drift hypothesis, the presence of similar fossils in South America and Africa supports which scientific idea?

Animals easily and frequently travel from Africa to South America.

Species of animals probably traveled between continents on natural rafts (such as trees destroyed in tsunamis).

Land bridges once existed that connected the continents.

South America and Africa were once connected together.

Multiple Choice

What drives tectonic plate movement?

gravity

coriolis effect

convection currents

the earth's magnetic core

Multiple Select

What are the events that occur near tectonic plates boundary?

Earthquake

Volcano

Tsunami

None above

Multiple Choice

What energy transformation is represented when a rocket launches?

chemical to mechanical, thermal, light and sound

chemical to potential

electrical to mechanical, thermal, light and sound

gravitational potential to mechanical

Multiple Choice

The most common wasted energy is...

thermal (heat)

chemical

kinetic

elastic potential

Multiple Choice

A student listens to music with a digital music player, similar to the one shown below. Which best describes the energy transformations that take place in the music player?

Mechanical to chemical to electrical

Chemical to sound to electrical

Chemical to electrical to sound

Electrical to heat to sound

Multiple Choice

Air resistance is a force caused by...

Water pushing against moving objects

Air pushing against moving objects

Gravity pushing against moving objects

Normal force pushing against moving objects

Multiple Choice

The more streamlined an object is, the...

More air resistance

Less air resistance

Slower air resistance

Faster air resistance

Multiple Choice

An object is falling downward through Earth's atmosphere. In which direction is the air resistance force?

Down

Around the object

Through the object

Multiple Choice

When a feather fall from flying birds, the air resistance will _________ while the gravitational force will ____________

increase; remain constant

decrease; increase

remain constant; decrease

increase; increase

Multiple Choice

Which of these show turning force?

Multiple Choice

Which of the statements is true?

The bottom of the boot exerts more pressure than the shoe as a result of an increase in surface area.

The bottom of the shoe exerts more pressure than the boot as a result of an decrease in surface area.

The bottom of the shoe exerts the same pressure as the bottom of the boot.

Multiple Choice

Why won't you sink in mud if you wear boots?

Because the surface area is larger creating less pressure.

Has air in it to keep you floating.

Because the mud won't want you.

Multiple Select

To increase pressure we can...

Increasing force

decreasing force

increasing area

decreasing area

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