23 Answered Questions for the topic ACT Science

06/13/19

What does the term "ketogenic" mean in biochemistry?

06/13/19

What are Newton's Laws of Motion?

05/11/19

What would you say water is?

05/11/19

Who first made paper?

05/11/19

Why is it hot at the equator?

05/11/19

Why is the ocean so salty?

05/10/19

A 1,000-kg vehicle traveling 4 m/s eastward collided with another vehicle, at which point it moved 1 m/s westward.

A 1,000-kg vehicle traveling 4 m/s eastward collided with another vehicle, at which point it moved 1 m/s westward. What was the vehicle's change in momentum? A. 1,000 kg • m/s B. 3,000 kg •... more

05/10/19

At t = 0 seconds, a bicyclist's velocity was 9 m/s, north. At t = 3 seconds, his velocity was 0 m/s, north.

At t = 0 seconds, a bicyclist's velocity was 9 m/s, north. At t = 3 seconds, his velocity was 0 m/s, north. What was the bicyclist's acceleration? A. -3 m/s2, north B. 0 m/s2, north C. 9... more

05/10/19

Which of the following is the best example of Newton's second law?

Which of the following is the best example of Newton's second law?A. A rolling ball comes to a stop because the forces of friction and gravity are acting upon it.B. The acceleration of a skydiver... more

05/10/19

A 57-gram tennis ball moving at 70 miles per hour is hit with a 110-gram tennis racquet moving at 60 miles per hour.  Which statement best

A 57-gram tennis ball moving at 70 miles per hour is hit with a 110-gram tennis racquet moving at 60 miles per hour. Which statement best compares the total amounts of mass and energy before and... more

05/10/19

A student places a magnetic compass near an insulated copper wire with electric current moving through it. He notices that the compass needle no longer points north.

22.A student places a magnetic compass near an insulated copper wire with electric current moving through it. He notices that the compass needle no longer points north.Which of the following best... more

05/10/19

A student calculates the potential energy of a roller coaster at the top of a hill.

16.A student calculates the potential energy of a roller coaster at the top of a hill. Then, she uses the kinetic energy equation to calculate the roller coaster's energy as it reaches the bottom... more

04/12/19

Two crates are submerged under water. The crates are identical in size, but Crate A is filled with iron and Crate B has only air inside. Which crate has a greater buoyant force acting on it?

Two crates are submerged under water. The crates are identical in size, but Crate A is filled with iron and Crate B has only air inside. Which crate has a greater buoyant force acting on it? 1)... more

04/10/19

Science: Explain the difference between an object or a person free-falling without a parachute and with a parachute.

3. Explain the difference between an object or a person free-falling without a parachute and with a parachute. I'm not exactly sure how to do this one either.

04/10/19

A hammer hits a nail with a force of 50 N to the right, and the nail accelerates.

(L. 8) A hammer hits a nail with a force of 50 N to the right, and the nail accelerates. Which of the following statements correctly represents Newton’s third law and the interaction between the... more

04/10/19

Use the concepts of force, acceleration, and speed to explain how a parachute works.

Use the concepts of force, acceleration, and speed to explain how a parachute works. Make sure your answer explains how Newton’s laws of motion play a part.I'm not sure how to answer this. I got... more

04/05/19

A cyclist starts at a position of 0 m and takes 3 s to move east to a position of +8 m. He then cycles west to a position of +5 m which takes an additional 2 s.

Read the scenario.A cyclist starts at a position of 0 m and takes 3 s to move east to a position of +8 m. He then cycles west to a position of +5 m which takes an additional 2 s.What is the... more

03/18/19

What are the best ACT Science prep books?

03/18/19

Best way to prepare for ACT?

09/29/17

Only the ACT has a Science Section ?

this question is a true or false question concerning SAT/ACT 

07/31/14

Osmosis - cell transport

Osmosis is the movement of water from an area of high concentration to an area of low concentration across a semi permeable membrane, but how does it link to the surrounding water being Hypertonic,... more

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.